The Fourth Alabama Painting by Don Troiani

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Colonel E J Riley, 40th New York Infantry

Colonel E J Riley, 40th New York Infantry

Fortieth New York Infantry

Mustered in United States service for three years 14, 21, 26 and 27 June, 1861. Arrived at Washington, D. C., 6 July, 1861. Did not participate in the first battle of Bull Run

COLONEL E J RILEY
J S Cocks was appointed colonel, 40th New York Infantry, on 14 June, 1861, and was discharged on 29 June, 1861. E J Riley was appointed colonel, 40th New York Infantry, on 1 August, 1861, dated 14 June, 1861, and was mustered in United States service for three years at Yonkers, Westchester County, New York, by Captain M Cogswell, 8th United States Infantry, Company E, on 1 July, 1861.

LIEUTENANT COLONEL W EGAN
W Egan was appointed lieutenant colonel, 40th New York Infantry, on 15 August, 1861, dated 14 June, 1861, and was appointed colonel, 40th New York Infantry, on 1 August, 1861, dated 14 June, 1861, and was mustered in United States service for three years at Yonkers, Westchester County, New York, by Captain M Cogswell, 8th United States Infantry, Company E, on 1 July, 1861.

MAJOR R F HALSTEAD
R F Halstead was appointed major, 40th New York Infantry, on 15 August, 1861, dated 14 June, 1861, and was appointed colonel, 40th New York Infantry, on 1 August, 1861, dated 14 June, 1861, and was mustered in United States service for three years at Yonkers, Westchester County, New York, by Captain M Cogswell, 8th United States Infantry, Company E, on 1 July, 1861.

Company A (1st): CAPT. M N CROFTS
The company was accepted and mustered in state service for three years at New York City, New York County, New York, on 26 May, 1861, and was mustered in United States service for three years at Yonkers, Westchester County, New York, by Captain M Cogswell, 8th United States Infantry, Company E, on 21 June, 1861. Captain M N Crofts, 40th New York Infantry, Company A, resigned on 28 November, 1861, and the company was disbanded and assigned to the 40th New York Infantry, Companies B, C, D, F, and G, on 25 May, 1863.
Company A (2nd)/C (2nd): CAPT. J C BRISCOE
The company was organised with three years' men of the 38th New York Infantry as the 40th New York Infantry, Company A (2nd), on 30 May, 1863, and was designated the 40th New York Infantry, Company C (2nd), on 7 July, 1864 (See the 38th New York Infantry).
Company B (1st) Newburyport National Guards (Massachusetts): CAPT. J P L WESTCOTT
The company was accepted in state service for three years at Newburyport, Essex County, Massachusetts, dated 4 May, 1861, and was mustered in United States service for three years at Yonkers, Westchester County, New York, by Captain M Cogswell, 8th United States Infantry, Company E, on 14 June, 1861. The company was disbanded and assigned to the 40th New York Infantry, Companies A (3rd), B (2nd), C (2nd), D (2nd), E (3rd), and F (2nd), on 7 July, 1864.
Company C (1st)/D (2nd): CAPT. F T FOSTER
The company was accepted in state service for three years at Philadelphia, Philadelphia County, Pennsylvania, dated May, 1861, and was mustered in United States service for three years at Yonkers, Westchester County, New York, by Captain M Cogswell, 8th United States Infantry, Company E, on 14 June, 1861. Captain F T Foster, 40th New York Infantry, Company C, resigned on 28 September, 1861, and the company was designated the 40th New York Infantry, Company D (2nd), on 7 July, 1864.
Company D (1st)/E (3rd): CAPT. N A GESNER
The company was accepted and mustered in state service for three years at New York City, New York County, New York, on 26 May, 1861, and was mustered in United States service for three years at Yonkers, Westchester County, New York, by Captain M Cogswell, 8th United States Infantry, Company E, on 14 June, 1861. The company was designated the 40th New York Infantry, Company E (3rd), on 7 July, 1864.
Company E (1st): CAPT. H E GOTLIEB
The company was accepted and mustered in state service for three years at New York City, New York County, New York, on 26 May, 1861, and was mustered in United States service for three years at Yonkers, Westchester County, New York, by Captain M Cogswell, 8th United States Infantry, Company E, on 14 June, 1861. Captain H E Gotlieb, 40th New York Infantry, Company E, was discharged by Special Orders No.299, War Department, Adjutant General's Office, Washington, D. C., on 8 November, 1861, dated 4 November, 1861, and the company was disbanded and assigned to the 40th New York Infantry, Companies B, C, D, F, and G, on 25 May, 1863.
Company E (2nd)/B (2nd): CAPT. M M Cannon
The company was organised with three years' men of the 38th New York Infantry as the 40th New York Infantry, Company E (2nd), on 30 May, 1863, and was designated the 40th New York Infantry, Company B (2nd), on 7 July, 1864 (See the 38th New York Infantry).
Company F (1st)/A (3rd): CAPT. H UNGERER
The company was accepted in state service for three years at Philadelphia, Philadelphia County, Pennsylvania, dated May, 1861, and was mustered in United States service for three years at Yonkers, Westchester County, New York, by Captain M Cogswell, 8th United States Infantry, Company E, on 21 June, 1861. Captain H Ungerer, 2nd Regiment Infantry, Company C, Washington Guards, was appointed captain, 40th New York Infantry, Company F, on 15 August, 1861, dated 14 June, 1861, and the company was designated the 40th New York Infantry, Company A (3rd), on 7 July, 1864 (See the 27th Pennsylvania Infantry).
Company G Milford Light Infantry, Company A (Massachusetts): CAPT. P A LINDSAY
The company accepted in state service for three years at Milford, Worcester County, Massachusetts, dated May, 1861, and was mustered in United States service for three years at Yonkers, Westchester County, New York, by Captain M Cogswell, 8th United States Infantry, Company E, on 21 June, 1861. The company was disbanded and assigned to the 40th New York Infantry, Companies A (3rd), B (2nd), C (2nd), D (2nd), E (3rd), and F (2nd), on 7 July, 1864.
Company H (1st) Union Guards (Massachusetts): CAPT. A S INGALLS
The company was accepted in state service for three years at West Cambridge, Cambridge, Middlesex County, Massachusetts, on 7 May, 1861, and was mustered in United States service for three years at Yonkers, Westchester County, New York, by Captain M Cogswell, 8th United States Infantry, Company E, on 27 June, 1861. The company was disbanded and assigned to the 40th New York Infantry, Companies B, C, D, F, and G, on 25 May, 1863.
Company H (2nd): CAPT. L FITZGERALD
The company was organised with three years' men of the 38th New York Infantry as the 40th New York Infantry, Company H (2nd), on 30 May, 1863, and was disbanded and assigned to the 40th New York Infantry, Companies A (3rd), B (2nd), C (2nd), D (2nd), E (3rd), and F (2nd), on 7 July, 1864 (See the 38th New York Infantry).
Company I (1st): CAPT. J C BURKE
The company was accepted in state service for three years at New York City, New York County, New York, on 26 May, 1861, and was mustered in United States service for three years at Yonkers, Westchester County, New York, by Captain M Cogswell, 8th United States Infantry, Company E, on 26 June, 1861. Captain J C Burke, 40th New York Infantry, Company I (1st), was discharged by Special Orders No.299, War Department, Adjutant General's Office, Washington, D. C., on 8 November, 1861, dated 4 November, 1861, and the company was disbanded and assigned to the 40th New York Infantry, Companies B, C, D, F, and G, on 25 May, 1863.
Company I (2nd)/F (2nd): CAPT. G Woodward
The company was organised with three years' men of the 37th New York Infantry as the 40th New York Infantry, Company I (2nd), on 30 May, 1863, and was designated the 40th New York Infantry, Company F (2nd), on 7 July, 1864 (See the 37th New York Infantry).
Company K (1st) (Massachusetts): CAPT. W O'SULLIVAN, JR.
The company was accepted in state service for three years at Lawrence, Essex County, Massachusetts, dated May, 1861, and was mustered in United States service for three years at Yonkers, Westchester County, New York, by Captain M Cogswell, 8th United States Infantry, Company E, on 27 June, 1861. The company was disbanded and assigned to the 40th New York Infantry, Companies B, C, D, F, and G, on 25 May, 1863.
Company K (2nd): CAPT. G C DOW
The company was organised with three years' men of the 37th New York Infantry as the 40th New York Infantry, Company K (2nd), on 30 May, 1863, and was disbaned and assigned to the 40th New York Infantry, Companies A (3rd), B (2nd), C (2nd), D (2nd), E (3rd), and F (2nd), on 7 July, 1864 (See the 37th New York Infantry).

Organisation of 40th New York Infantry at the first battle of Bull Run, 21 July, 1861: Colonel E J Riley, Lieutenant Colonel W Egan, Major R F Halstead; Company A (1st), Captain M N Crofts; Company B (1st), Captain J P L Westcott; Company C (1st)/D (2nd), Captain F T Foster; Company D (1st)/E (3rd), Captain N A Gesner; Company E (1st), Captain H E Gotlieb; Company F (1st)/A (3rd), Captain H Ungerer; Company G, Captain P A Lindsay; Company H (1st), Captain A S Ingalls Company I (1st), Captain J C Burke; Company K (1st), Captain W O'Sullivan, Jr.; Drum Major C T Smith; Fife Major A J Mulhern

Sources

"The Mozart Regiment, Col. J. S. Cocks, was stationed on the block between Eighth and Seventh avenues. It was mostly uniformed. Its uniform is the same as that of the Ninth Regiment, consisting of dark blue jackets faced with red, and pants to match."

World (New York City, New York County, New York), 27 May, 1861 - The Union Defense Committee's inspection

"On Saturday morning a light infantry company, eighty strong, arrived from Milford, Mass., having received orders to join the Brooklyn Phalanx, under the command of Col. Adams."

World (New York City, New York County, New York), 3 June, 1861 - Milford (Mass.) Light Infantry

"The Milford Light Infantry, Capt. E. A. Lindsey, full ranks, 79 men, passed through this city last evening, by the steamboat train for New York, on the way to the war. They are to be joined by the Union Guards of West Cambridge, and the National Guard of Newburyport, and attached to the Brooklyn (N. Y.) Phalanx, as a portion of Gen. Sickles' brigade. The Newburyport company went on by the Stonnington route. The West Cambridge company, Capt. Albert S. Ingalls, had but an hour and a half notice, and a march of seven miles to the depot. They reached Boston in season to leave by the night train for New York, which was delayed till half-past nine for their accommodation. The train reached this city about eleven o'clock."

Massachusetts Spy (Worcester, Worcester County, Massachusetts), 5 June, 1861 - Movement of troops

"The Captains of the three Massachusetts companies who returned from Brooklyn this morning, had an interview with the Governor and other authorities at the State House during the forenoon. A meeting of the three companies was held at a hall on Sudbury street, at 12 o'clock, at which the commanders reported the result of their interview. It was then unanimously voted to proceed to Fort Warren, to remain there three days. subject to no orders except those of their commanders, and to accept with the use of quarters there, the tender of food from the State during that time. In the mean time, Captains Wescott, Ingalls, and Lindsey will visit Yonkers, 17 miles from New York, and consult with Col. Cox, who has offered them an opportunity to join a fine regiment under his command, which lacks but three companies of being full. The companies proceeded at once, on the adjournment of their meeting, to the Steamer Nelly Baker, on which they are to be carried to Fort Warren."

Boston Herald (Boston, Suffolk County, Massachusetts), 5 June, 1861 - Departure of the returned Massachusetts companies for Fort Warren, another prospect of joining a New York Regiment

"The Milford, West Cambridge and Newburyport companies arrived here from Brooklyn, N. Y., this morning. They left the Brooklyn Phalanx armory at 4 1/2 o'clock yesterday afternoon, and came by the Fall River route, reaching here at 7 o'clock this morning. They proceeded at once to the American House, where they took breakfast, and have been quartered this forenoon."

Boston Herald (Boston, Suffolk County, Massachusetts), 5 June, 1861 - Return of the three Massachusetts companies from Brooklyn. Prospect of disbanding

"The Captains of the Newburyport, Milford and West Cambridge companies, who were so disgracefully victimised in Brooklyn, last week, have made another visit to New York, and returned on Saturday with a written arrangement for the joining of their commands to the Mozart regiment, under the command of Col. Cox, now quartered at Yonkers."

Boston Post (Boston, Suffolk County, Massachusetts), 10 June, 1861 - The Brooklyn visitors

"The encampment at Yonkers - The Mozart regiment, under the command of Colonel J. S. Cocks, has since the 1st instant been encamped at Yonkers, and now numbers ten hundred and forty one men, including three companies of Massachusetts volunteers, which have just joined them."

New York Herald (New York City, New York County, New York), 10 June, 1861 - The Mozart Regiment

"Three companies of troops arrived in this city at six o'clock yesterday morning, by the Stonington boat, for the purpose of joining the Mozart regiment, Col. Cocks, now quartered at Yonkers. They are the Newburyport company, Captain Wescott; the Cambridge company, Captain Ingalls, and the Milford company, Captain Lindsay - 350 men in all."

New York Herald (New York City, New York County, New York), 13 June, 1861 - Arrival of Connecticut and Massachusetts volunteers for the Mozart Regiment

"A company of eighty-one men, under command of Captain Thomas C. Ray, arrived in this city this morning from Yonkers, and had it not been for the kind assistance of generous citizens of New York, would have been actually starving and nearly destitute of clothing."

Commercial Advertiser (New York City, New York County, New York), 15 June, 1861 - The Mozart Regiment

"The Newburyport, Milford and West Cambridge Companies took up the line of march (forming in Sudbury street) to the Providence Depot at 4 1/2 o'clock this afternoon, to take the cars for New York."

American Traveler (Boston, Suffolk County, Massachusetts), 15 June, 1861 - Departure of the Newburyport, Milford and West Cambridge companies

"Besides the Massachusetts men, about one hundred in number, who left the Mozart regiment, encamped at Yonkers, yesterday, a large number of Pennsylvania recruits departed. A company of these men, under Captain Ray, about one hundred strong, are now in the city seeking conveyance home."

Evening Post (Washington, D. C.), 15 June, 1861 - A stampede from the Mozart regiment

"The members of the Massachusetts companies, which arrived in this city a few days ago with the object of joining the Mozart Regiment, seem to be dissatisfied with the prospect held out for them in that regiment, and 40 of the Milford and 25 of the West Cambridge men have actually receded from the organisation."

New York Tribune (New York City, New York County, New York), 15 June, 1861 - The Massachusetts Volunteers

"This fine regiment arrived here at 10 o'clock this morning, and marched to quarters in several buildings on the south side of the Pa. avenue, between Four-and-a-half and Sixth streets. They number over 1,000 men, and are uniformed in dark jackets and pants similar to the New York Ninth Regiment."

Evening Star (Washington, D. C.), 6 July, 1861 - Arrival of the New York Mozart Regiment

Books/ Manuscripts

History of the Fortieth, Mozart, Regiment, New York Volunteers, which was composed of four companies from New York, four companies from Massachusetts and two companies from Pennsylvania, by Sergeant Frederick C Floyd

New York in the War of Rebellion, 1861-1865, Volume 3, by Frederick Phisterer

Notes

The 40th New York Infantry was authorised by a proclamation calling for 42,034 volunteers to serve three years, unless sooner discharged, by General Orders No.15, War Department, Adjutant General's Office, Washington, D. C., on 4 May, 1861, dated 3 May, 1861, and was accepted in state service for three years by the Union Defence Committee of New York City at New York City, New York County, New York, on 26 May, 1861.

The 40th New York Infantry was authorised by a proclamation calling for 42,034 volunteers to serve three years, unless sooner discharged, by General Orders No.15, War Department, Adjutant General's Office, Washington, D. C., on 4 May, 1861, dated 3 May, 1861, and was organised at Yonkers, Westchester County, New York, on 14 June, 1861.

Accepted in state service for three years, West Cambridge, Cambridge, Middlesex County; Lawrence & Newburyport, Essex County; Milford, Worcester County, Massachusetts; New York City, New York County, New York, & Philadelphia, Pennsylvania, 7-26 May, 1861: The 40th New York Infantry, Company G, was accepted in state service for three years at West Cambridge, Cambridge, Middlesex County, Massachusetts, on 7 May, 1861; Companies A (1st), D (1st), E (1st), and I (1st) for three years at New York City, New York County, New York, on 26 May, 1861; Company B (1st) for three years at Newburyport, Essex County, Massachusetts, dated May, 1861; Companies C (1st) and F (1st) for three years at Philadelphia, Philadelphia County, Pennsylvania, dated May, 1861; Company G for three years at Milford, Worcester County, Massachusetts, dated May, 1861; and Company K (1st) for three years at Lawrence, Essex County, Massachusetts, dated May, 1861.

Note: The Constitution Guards, under the command of Colonel J S Cocks, Lieutenant Colonel W B Olmsted, and Major O Westmore, Jr., was stationed at 467 Broadway, and Jones' Wood, between Sixty-sixth and Sixty-ninth Streets and First Avenue and East River, New York City, New York County, New York, on 7 May, 1861, and set up Headquarters at No.623 Broadway, New York City, New York County, New York, on 10 May, 1861. The 40th New York Infantry was stationed at No.249 William Street and Conrad's Elm Park, between Ninetieth and Ninety-fourth Streets and Bloomingdale Road, New York City, New York County, New York, on 14 May, 1861.

Massachusetts, Companies B, G, & H, 31 May-12 June, 1861

The Newburyport National Guards was stationed at Newburyport, Essex County, Massachusetts; the Milford Light Infantry at Milford, Worcester County, Massachusetts; and the Union Guards at West Cambridge, Cambridge, Middlesex County, Massachusetts, on 31 May, 1861.

Newburyport, Essex County, Massachusetts, to New York City, New York County, New York, Company B, 31 May-1 June, 1861: The Newburyport National Guards was ordered to proceed by the Eastern Railroad to New York City, New York County, New York, in the morning on 31 May, 1861, and arrived at Boston, Suffolk County, Massachusetts, at 12 PM the same day. The company was ordered to proceed by the Boston & Providence Railroad to New York City, New York County, New York, in the afternoon on 31 May, 1861, and arrived by the New York & New Haven Railroad in the morning on 1 June, 1861.

Milford, Worcester County, Massachusetts, to New York City, New York County, New York, Company G, 31 May-1 June, 1861: The Milford Light Infantry (79), Company A, was ordered to proceed by the Milford Railroad to New York City, New York County, New York, at 5 PM on 31 May, 1861, dated 6 PM 30 May, 1861, and arrived by the New York & New Haven Railroad in the morning on 1 June, 1861.

West Cambridge, Cambridge, Middlesex County, Massachusetts, to New York City, New York County, New York, Company H, 31 May-1 June, 1861: The Union Guards was ordered to New York City, New York County, New York, at 2 PM on 31 May, 1861, and arrived at Boston, Suffolk County, Massachusetts, in the evening the same day. The company was ordered to proceed by the Boston & Worcester Railroad to New York City, New York County, New York, at 9.30 PM on 31 May, 1861, and arrived by the New York & New Haven Railroad in the morning on 1 June, 1861.

Note: The Newburyport National Guards was stationed on the second story of the Brooklyn Arsenal (Armory), on the corner of Henry and Cranberry Streets, Brooklyn, Kings County, New York, and the the Milford Light Infantry, Company A, and the Union Guards were stationed on the third story of the Brooklyn Arsenal/ Armory, corner of Henry and Cranberry Streets, Brooklyn, Kings County, New York, on 1 June, 1861, and were not assigned to the 67th New York Infantry, under the command of Colonel J Adams, on 2 June, 1861.

Note: Captain A S Ingalls, Union Guards; Captain P A Lindsey, Milford Light Infantry, Company A; and First Lieutenant W D Foster, Newburyport National Guards, were ordered to Boston, Suffolk County, Massachusetts, in the evening on 2 June, 1861, and arrived at 6 AM on 3 June, 1861.

Brooklyn Arsenal/ Armory, corner of Henry & Cranberry Streets, Brooklyn, Kings County, New York, to Fort Warren, Georges Island, Boston Harbour, Companies B, G, & H, 4-5 June, 1861: The Newburyport National Guards, the Milford Light Infantry, Company A, and the Union Guards were ordered to Boston, Suffolk County, Massachusetts, at 4.30 PM on 4 June, 1861, and arrived via Fall River, Bristol County, Massachusetts, at 7 AM on 5 June, 1861.

Note: The Newburyport National Guards, the Milford Light Infantry, Company A, and the Union Guards were stationed at the American House Hotel, 56 Hanover Street, Boston, Suffolk County, Massachusetts, in the morning on 5 June, 1861.

Boston, Suffolk County, Massachusetts, to Fort Warren, Georges Island, Boston Harbour, Companies B, G, & H, 5 June, 1861: The Newburyport National Guards, the Milford Light Infantry, Company A, and the Union Guards were ordered to proceed by the steamer Nellie Baker to Fort Warren, Georges Island, Boston Harbour, at 12 PM on 5 June, 1861, and were stationed at Fort Warren, Georges Island, Boston Harbour, between 5 and 11 June, 1861.

Boston, Suffolk County, Massachusetts, to New York City, New York County, New York, Companies B, G, & H (338), 11-12 June, 1861: The Newburyport National Guards, the Milford Light Infantry, Company A, and the Union Guards (338) were ordered to proceed by the Boston & Providence Railroad to Yonkers, Westchester County, New York, at 5.30 PM on 11 June, 1861, and were accompanied by the Milford Brass/ Cornet Band. The Newburyport National Guards, the Milford Light Infantry, Company A, and the Union Guards arrived by the Stonnington & Providence Railroad at Stonnington, New London County, Connecticut, at 10 PM on 11 June, 1861, and arrived by the steamer Plymouth Rock on Lambert's Cove at New York City, New York County, New York, at 6 AM on 12 June, 1861.

Note: The Newburyport National Guards, the Milford Light Infantry, Company A, and the Union Guards were ordered to rendezvous at Salignac's Armory, on Sudbury Street, Boston, Suffolk County, Massachusetts, in the morning on 11 June, 1861, and embarked on the steamer Plymouth Rock at Stonnington, New London County, Connecticut, in the evening on 11 June, 1861.

Steamer Plymouth Rock: Newburyport National Guards, Captain J P L Westcott; Milford Light Infantry, Company A, Captain P A Lindsay; Union Guards, Captain A S Ingalls; Milford Brass/ Cornet Band (17), Band Leader H D Brooks

Note: The Newburyport National Guards, the Milford Light Infantry, Company A, and the Union Guards were stationed at the Astor House/ Hotel, on Broadway, between Barclay and Vesey Streets, New York City, New York County, New York, in the morning on 12 June, 1861.

New York City, New York County, to Yonkers, Westchester County, New York, Companies B (1st), G, & H (1st), (338), 12 June, 1861: The Newburyport National Guards, the Milford Light Infantry, Company A, and the Union Guards were ordered to proceed by the steamer Champion at Pier No.45, junction of Charlton and West Streets, New York City, New York County, New York, to Yonkers, Westchester County, New York, at 9.30 AM on 12 June, 1861.

New York City to Yonkers, 1 June, 1861

The 40th New York Infantry, Companies A (1st), C (1st), D (1st), E (1st), F (1st), and I (1st), were ordered to Yonkers, Westchester County, New York, on 1 June, 1861, and was stationed at Devoe's machine shop, on Dock Street, Yonkers, Westchester County, New York, between 1 and 24 June, 1861.

Note: The 40th New York Infantry, Companies B (1st), G, and H (1st), arrived at Devoe's machine shop, on Dock Street, Yonkers, Westchester County, New York, in the morning on 12 June, 1861.

Philadelphia, Philadelphia County, Pennsylvania, Ray's company, 28 May-14 June, 1861: Ray's company (84), under the command of Captain T C Ray, arrived at New York City, New York County, New York, on 28 May, 1861, and was temporarily assigned to the 40th New York Infantry at Devoe's machine shop, on Dock Street, Yonkers, Westchester County, New York, between 1 June and 14 June, 1861. The company arrived at Manhattanville, New York City, New York County, New York, in the evening on 14 June, 1861.

Note: Ray's company arrived at City Hall Park barracks, on Chambers Street, southwest corner of Broadway and Park Row, New York City, New York County, New York, in the morning on 15 June, 1861.

Lawrence, Essex County, Massachusetts, to Yonkers, Westchester County, New York, Company K (1st), 26 June, 1861: The 40th New York Infantry, Company K (1st), arrived at Yonkers, Westchester County, New York, on 26 June, 1861.

Note: The 40th New York Infantry arrived at Camp Wood, on the Hudson River, one mile northwest of Yonkers, Westchester County, New York, on 24 June, 1861.

Mustered for three years, Camp Wood, west of the Hudson River, one mile northwest of Yonkers, Westchester County, New York, 14, 21, 26, & 27 June, 1861: The 40th New York Infantry, Companies B (1st), C (1st), D (1st), E (1st), and F (1st), were mustered in United States service for three years at Camp Wood, west of the Hudson River, one mile northwest of Yonkers, Westchester County, New York, by Captain M Cogswell, 8th United States Infantry, Company E, on 14 June, 1861; Companies A (1st) and G on 21 June, 1861; I on 26 June, 1861, and Companies H (1st) and K (1st) on 27 June, 1861.

Note: Colonel E J Riley, Lieutenant Colonel W Egan, and Major R F Halstead, 40th New York Infantry, were mustered in United States service at Camp Wood, west of the Hudson River, one mile northwest of Yonkers, Westchester County, New York, on 1 July, 1861, and the 40th New York Infantry was stationed at Camp Wood, west of the Hudson River, one mile northwest of Yonkers, Westchester County, New York, between 24 June and 4 July, 1861.

Yonkers to Washington, 4-6 July, 1861

The 40th New York Infantry (1,039) was ordered to proceed by steamer Red Jacket at the steamboat landing, east of the Hudson River Railroad, Yonkers, Westchester County, New York, to Washington, D. C., at 4 PM on 4 July, 1861, and arrived on Newark Bay at the steamboat landing, on Front Street, Elizabethport, Elizabeth, Union County, New Jersey, at 5 PM on 4 July, 1861. The regiment was ordered to proceed by the New Jersey Central Railroad to Harrisburg, Dauphin County, Pennsylvania, in the evening the same day and arrived by the Lebanon Valley Railroad via Easton, Northampton County, and Reading, Berks County, Pennsylvania, on 5 July, 1861.

Note: The 40th New York Infantry was ordered to the steamboat landing, east of the Hudson River Railroad, Yonkers, Westchester County, New York, at 3 PM on 4 July, 1861.

Harrisburg, Dauphin County, Pennsylvania, to Washington, D. C., 6 July, 1861: The 40th New York Infantry arrived at Bolton Station, corner of Bolton and North Howard Streets, Baltimore City, Maryland, at 5 AM on 6 July, 1861, and was ordered to proceed by the Baltimore & Ohio Railroad to Washington, D. C., the same day. The regiment arrived by the Washington Branch, Baltimore & Ohio Railroad, via Annapolis Junction, Howard County, Maryland, at 10/11 AM on 6 July, 1861.

Note: The 40th New York Infantry arrived by the steamer Red Jacket at the steamboat landing, on Front Street, Elizabethport, Elizabeth, Union County, New Jersey, at 5 PM on 4 July, 1861.

Department of Washington, 6-20 July, 1861

The 40th New York Infantry was stationed on Pennsylvania Avenue, Washington, D. C., on 6 July, 1861.

Pennsylvania Avenue, Washington, to Meridian Hill, west of Fourteenth Street Road, D. C., 7 July, 1861: The 40th New York Infantry was ordered to Meridian Hill, west of Fourteenth Street Road, D. C., at 5 AM on 7 July, 1861, and arrived at Camp Scott, on Meridian Hill, west of Fourteenth Street Road, D. C., the same day.

Note: The 40th New York Infantry was stationed at Camp Scott, on Meridian Hill, west of Fourteenth Street Road, D. C., between 7 and 20 July, 1861.

Department of Northeastern Virginia, 20 July-17 August, 1861

The 40th New York Infantry was ordered by steamer on the Potomac River at Sixth Street wharf, Washington, D. C., to Alexandria, Alexandria County, Virginia, at 4/6 AM on 20 July, 1861, and arrived at Camp McDowell, east of Fort Ellsworth, on Shuter's Hill, one mile west of Alexandria, Alexandria County, Virginia, in the morning the same day.

Note: The 5th Pennsylvania Infantry was stationed at Camp McDowell, east of Fort Ellsworth, on Shuter's Hill, one mile west of Alexandria, Alexandria County, Virginia, between 2 June and 16/17 July, 1861, and at Alexandria, Alexandria County, Virginia, on 19 July, 1861 (See the 5th Pennsylvania Infantry).

Advance to Fairfax Station, 21 July, 1861

The 40th New York Infantry, Companies A (1st), B (1st), C (1st), D (1st), F (1st), H (1st), I (1st), and K (1st), were ordered to proceed by the Orange & Alexandria Railroad to Fairfax Station, Fairfax County, Virginia, at 3 PM on 21 July, 1861.

Note: The 40th New York Infantry, Companies E (1st) and G, were assigned to guard duty at Alexandria, Alexandria County, Virginia, and Companies A (1st), B (1st), C (1st), D (1st), F (1st), H (1st), I (1st), and K (1st), on the Orange & Alexandria Railroad between Burke's and Fairfax Stations, Fairfax County, Virginia, in the morning on 21 July, 1861.

Guard duty on the Orange & Alexandria Railroad between Fairfax & Springfield Stations, Fairfax County, Virginia, Companies A (1st), B (1st), C (1st), D (1st), F (1st), H (1st), I (1st), & K (1st), 21 July, 1861: The 40th New York Infantry, Companies A (1st), B (1st), C (1st), D (1st), F (1st), H (1st), I (1st), and K (1st), were assigned to guard duty on the Orange & Alexandria Railroad between Fairfax and Springfield Stations, Fairfax County, Virginia, in the evening on 21 July, 1861.

Reserves, defenses of Washington, D. C., 21 July, 1861: The 40th New York Infantry was assigned to the defenses of Washington, D. C., under the command of Brigadier General T Runyon, New Jersey Militia/ Volunteers, during and immediately after the first battle of Bull Run on 21 July, 1861.

Retreat to Washington, 22 July, 1861

The 40th New York Infantry, Companies A (1st), B (1st), C (1st), D (1st), F (1st), H (1st), I (1st), and K (1st), were ordered to Alexandria, Alexandria County, Virginia, in the evening on 22 July, 1861, and arrived by the Orange & Alexandria Railroad at Camp McDowell, on Hooff's Run, a quarter of a mile west of Alexandria, Alexandria County, Virginia, at 10 PM the same day.

Note: The 40th New York Infantry, Company E (1st), was assigned to provost duty at the Courthouse, on Columbia Street, between Queen and Princess Streets, Alexandria, Alexandria County, Virginia, between the morning on 21 July to the afternoon on 22 July ,1861.

Guard duty at Courthouse, on Columbia Street, between Queen & Princess Streets, Alexandria, Alexandria County, Virginia, Company H (1st), 22 July, 1861: The 40th New York Infantry, Company H (1st), was assigned to provost duty at the Courthouse, on Columbia Street, between Queen and Princess Streets, Alexandria, Alexandria County, Virginia, at 4 PM on 22 July, 1861.

Note: The 40th New York Infantry, Company E (1st), was ordered to Camp McDowell, on Hooff's Run, a quarter of a mile west of Alexandria, Alexandria County, Virginia, at 4 PM on 22 July, 1861.

Rendezvous at the corner of F Street, opposite the Treasury building, on West Fifteenth Street, Washington, D. C., 24 July, 1861: The 15th New York Infantry, the 25th New York Infantry, the 26th New York Infantry, the 37th New York Infantry, the 40th New York Infantry, and the 27th Pennsylvania Infantry were ordered to rendezvous at the corner of F Street, opposite the Treasury building, on West Fifteenth Street, Washington, D. C., at 12 PM on 24 July, 1861.

Note: The 40th New York Infantry was stationed as provost duty at and in the vicinity of Alexandria, Alexandria County, Virginia, on 27 July, 1861, and at Camp McDowell, on Hooff's Run, a quarter of a mile west of Alexandria, Alexandria County, Virginia, on 31 July, 1861.

Camp Runyon, 200 yards west of Hooff's Run, a quarter of a mile west of Alexandria, Alexandria County, Virginia, 5 August, 1861: The 40th New York Infantry was stationed at Camp Runyon, 200 yards west of Hooff's Run, a quarter of a mile west of Alexandria, Alexandria County, Virginia, on 5 August, 1861.

Note: The 40th New York Infantry was temporarily assigned to the Seventh Brigade, Fourth Division, Division of the Potomac, under the command of Acting Brigadier General & Colonel O O Howard, 3rd Maine Infantry, on 5 August, 1861 (See the 3rd Maine Infantry).

Temporary organisation of Seventh Brigade, Fourth Division, Division of the Potomac, 5 August, 1861: Acting Brigadier General & Colonel O O Howard, 3rd Maine Infantry; 11th New York Infantry, Colonel N L Farnham; 38th New York Infantry, Colonel J H H Ward; 40th New York Infantry, Colonel E J Riley; 2nd New Jersey Infantry, Colonel G W McLean; 3rd New Jersey Infantry, Colonel G W Taylor; 11th Massachusetts Infantry, Colonel G Clark, Jr.

Organisation of Acting Brigadier General & Colonel J Sedgwick's brigade, Division of the Potomac, 15 August, 1861: Acting Brigadier General & Colonel J Sedgwick, 4th United States Cavalry; 38th New York Infantry, Colonel J H H Ward; 3rd Maine Infantry, Colonel O O Howard; 4th Maine Infantry, Colonel H G Berry; 40th New York Infantry, Colonel E J Riley

Note: The 40th New York Infantry was assigned to Sedgwick's Brigade, Division of the Potomac, under the command of Acting Brigadier General & Colonel J Sedgwick, 4th United States Cavalry, at Camp Riley/ Sedgwick, on the Leesburg & Alexandria Turnpike, half a mile northeast of Fort Ellsworth, on Shuter's Hill, one mile west of Alexandria, Alexandria County, Virginia, on 15 August, 1861.

Mustered out, Bailey's Crossroads, Fairfax County, Virginia, 27 June, 1865: The 40th New York Infantry was consolidated as the 40th New York Infantry, Companies B (1st), C (1st), D (1st), F (1st), and G, on 25 May, 1863, and the three years' men of the 38th New York Infantry were assigned to the 40th New York Infantry, Companies A (2nd), H (2nd), and I (2nd), and the three years' men of the 37th New York Infantry to the 40th New York Infantry, Companies I (2nd), and K (2nd), on 30 May, 1863. The 40th New York Infantry was consolidated as Companies A (2nd), B (2nd), C (2nd), D (2nd), E (3rd), and F (2nd), under the command of Colonel M M Cannon, on 7 July, 1864, and was mustered out at Bailey's Crossroads, Fairfax County, Virginia, on 27 June, 1865.

Brigadier General T Runyon, New Jersey Militia/ Volunteers, Fourth (Reserve) Division, McDowell's Army, 8 July, 1861: Brigadier General T Runyon, New Jersey Militia, was assigned to command the 1st New Jersey Militia, the 2nd New Jersey Militia, the 3rd New Jersey Militia, and the 4th New Jersey Militia, on 23 April, 1861, and was assigned to command the Fourth (Reserve) Division, McDowell's Army, by General Orders No.13, Headquarters, Department of Northeastern Virginia, Arlington, Alexandria County, Virginia, on 8 July, 1861. He was discharged by General Orders No.46, Paragraph III, War Department, Adjutant General's Office, Washington, D. C., on 19 July, 1861, dated 30 July, 1861.

Note: The 40th New York Infantry was assigned to Colonel J Sedgwick's brigade, Division of the Potomac, on 12 August, 1861.