The Fourth Alabama Painting by Don Troiani

Fourth Brigade, First Division

Colonel R Cowdin, 1st Massachusetts Infantry

Colonel R Cowdin, 1st Massachusetts Infantry

First Massachusetts Infantry

Mustered in United States service for three years 23, 24, 25, and 27 May, 1861. Arrived at Washington, D. C., 17 June, 1861

COLONEL R COWDIN
Colonel R Cowdin, 1st Regiment Infantry, First Brigade, First Division, Massachusetts (Volunteer) Militia, was appointed colonel, 1st Massachusetts Infantry, on 1 May, 1861, dated 23 May, 1861, and brigadier general, United States Volunteers, on 1 October, 1862.

LIEUTENANT COLONEL G D WELLS
Captain G D Wells, 2nd Battalion Infantry, First Brigade, First Division, Massachusetts (Volunteer) Militia, Company D, was appointed lieutenant colonel, 1st Massachusetts Infantry, on 1 May, 1861, dated 23 May, 1861, and colonel, 34th Massachusetts Infantry, on 11 July, 1862.

MAJOR C P CHANDLER
Captain C P Chandler, 1st Massachusetts Infantry, Company A, was appointed major, 1st Massachusetts Infantry, on 23 May, 1861.

Company A 1st Massachusetts (Volunteer) Militia, Company A: CAPT. E A WILD(e)
The company was accepted in state service at Boston, Suffolk County, Massachusetts, under the command of Captain C P Chandler, on 27 April, 1861, and Captain C P Chandler, 1st Massachusetts Infantry, Company A, was appointed major, 1st Massachusetts Infantry, and Captain W A Wild(e), was appointed captain, 1st Massachusetts Infantry, Company A, on 23 May, 1861.
Company B Union Guards, 1st Massachusetts (Volunteer) Militia, Company B: CAPT. E PEARL
The company was accepted in state service at East Boston District, Boston, Suffolk County, Massachusetts, on 27 April, 1861, and twenty men, under the command of First Lieutenant G H Johnston and Sergeant G Forrest, 1st Massachusetts Infantry, Companies E and G, respectively, were assigned to Brethschneider's Battalion Light Infantry, under the command of Captian G R Brethschneider, 2nd Michigan Infantry, Company E, on 14 July, 1861 (See Brethschneider's Battalion Infantry). Captain E Pearl, 1st Massachusetts Infantry, Company B, was discharged on 3 August, 1861, and resigned on 18 August, 1861, and First Lieutenant G H Smith, 1st Massachusetts Infantry, Company B, was appointed captain, 1st Massachusetts Infantry, Company B, on 26 August 1861.
Company C (1st) Greenough Guards: CAPT. J H Barnes
The company was accepted in state service at East Boston District, Boston, Suffolk County, Massachusetts, on 25 April, 1861, and was stationed at Pemberton Square, Boston, Suffolk County, Massachusetts, in the afternoon on 3 May, 1861. The company was ordered to proceed by the steamer Cambridge to Fort Monroe, Old Comfort Point, Hampton, Virginia, in the afternoon on 18 May, 1861, and was temporarily assigned to the 4th Massachusetts Infantry, Company K, at Fort Monroe, Old Comfort Point, Hampton, Virginia, between 18 May and 15 July, 1861, and to the 29th Massachusetts Infantry, Company K, on 13 December, 1861.
Company C (2nd) North End True Blues: CAPT. G WALKER
The company was accepted in state service at North End and East Boston Districts, Boston, Suffolk County, Massachusetts, in the afternoon on 24 April, 1861, and was stationed at Pemberton Square, Boston, Suffolk County, Massachusetts, in the afternoon on 3 May, 1861.
Company D Roxbury City Guards, 1st Massachusetts (Volunteer) Militia, Company D: CAPT. E W STONE Jr.
The company was accepted in state service at Roxbury District, Boston, Suffolk County, Massachusetts, under the command of Captain J J Dyer, on 27 April, 1861, and Fisrt Lieutenant E W Stone, Jr., 1st Massachusetts Infantry, Company D, was appointed captain, 1st Massachusetts Infantry, Company D, on 29 April, 1861.
Company E Pulaski Guards, 1st Massachusetts (Volunteer) Militia, Company E: CAPT. C B BALDWIN
The company was accepted in state service at South Boston District, Boston, Suffolk County, Massachusetts, on 27 April, 1861.
Company F National Guards, 1st Massachusetts (Volunteer) Militia, Company F: CAPT. A W ADAMS
The company was accepted in state service at Boston, Suffolk County, Massachusetts, on 27 April, 1861, and Captain A W Adams, 1st Massachusetts Infantry, Company F, was discharged on 3 August, 1861, and resigned on 18 August, 1861.
Company G Independent Boston Fusiliers: CAPT. H A SNOW
The company was accepted in state service at Boston, Suffolk County, Massachusetts, on 27 April, 1861, and twenty men, under the command of First Lieutenant G H Johnston, Company E, and Sergeant G Forrest, Company G, were assigned to Brethschneider's Battalion Light Infantry, under the command of Captian G R Brethschneider's, on 14 July, 1861 (See Brethschneider's Battalion Infantry). Captain H A Snow, 1st Massachusetts Infantry, Company G, was discharged on 3 August, 1861, and resigned on 18 August, 1861.
Company H Chelsea Volunteers or Light Infantry: CAPT. S CARRUTH
The company was accepted in state service at Chelsea, Suffolk County, Massachusetts, on 27 April, 1861, and was stationed at Pemberton Square, Boston, Suffolk County, Massachusetts, in the afternoon on 3 May, 1861.
Company I Boston Volunteers or Schouler Guards: CAPT. C E RAND
The company was accepted in state service at Boston, Suffolk County, Massachusetts, on 19 April, 1861, and arrived at Faneuil Hall, on Market Street, Boston, Suffolk County, Massachusetts, on 21 May, 1861.
Company K Chadwick Light Infantry: CAPT. A G CHAMBERLAIN
The company was accepted in state service at Roxbury District, Boston, Suffolk County, Massachusetts, on 19 April, 1861.
Band: Band LDR. J H Proctor

Sources

"The Firtst Regiment of Infantry, under Col. Cowdin, appeared yesterday afternoon and marched through our principal streets. They were joined by the North End True Blues, East Boston Volunteers, Chelsea Volunteers, and Captain Rand's company, and numbered 766 men."

The Boston Daily Advertiser, 4 May, 1861 - Parade of the First Infantry

"This regiment, one of the most complete, in every respect of any which has yet arrived here, reached the city about six o'clock last evening by the carsThe Massachusetts first numbers 1,046 men, exclusive of servants. The uniform is a grey jacket, grey overcoat, drab pantaloons, and grey fatigue caps, trimmed with red cord."

The National Republican, 18 June, 1861 - More troops: The arrival of the First Massachusetts Regiment

Books/ Manuscripts

First Regiment of Infantry Massachusetts Volunteer Militia, Colonel Robert Cowdin, commanding, in service of the United States, in answer to the President's first call for troops to suppress the rebellion, 15 April, 1861, compiled from original papers in the Adjutant General and Auditor's offices of the Commonwealth

History of the First Regiment, Massachusetts Infantry, from the 25th of May, 1861, to the 25th of May, 1864, by Warren H Cudworth

Massachusetts Register, 1862, containing a record of the Government and Institutions of the State, together with a very complete account of the Massachusetts Volunteers, Serial No.94, by Adams, Sampson & Co.

The glories of war: Small battles and early heroes of 1861, by Charles P Poland, Jr.

The Union Army: A history of military affairs in the loyal states 1861-65, records of the regiments in the Union Army, cyclopedia of battles, memoirs of commanders and soldiers, Volume 1, Maine, New Hampshire, Vermont, Massachusetts, Rhode Island, Connecticut, Pennsylvania and Delaware

Notes

The 1st Massachusetts Infantry was accepted in state service for three years at Boston, Suffolk County, Massachusetts, on 22 May, 1861, and was ordered to Washington, D. C., under the call for 42,034 volunteers to serve three years, unless sooner discharged, on 15 June, 1861, dated 3 May, 1861.

Note: The 1st Regiment Infantry, First Brigade, First Division, Massachusetts (Volunteer) Militia, was ordered to rendezvous at Boston, Suffolk County, Massachusetts, by Special Order No.100, Commomwealth of Massachusetts, Headquarters, Boston, Suffolk County, Massachusetts, on 27 April, 1861.

Orders No.14, Headquarters, First Regiment Infantry, First Brigade, First Division, Massachusetts (Volunteer) Militia, 27 April, 1861: The captains of the companies of the 1st Regiment Infantry, First Brigade, First Division, Massachusetts (Volunteer) Militia, were ordered to rendezvous at Hancock House, on 30 Beacon Street, on Beacon Hill, Boston, Suffolk County, Massachusetts, by Orders No.14, Headquarters, First Regiment of Infantry, First Brigade, First Division, Massachusetts (Volunteer) Militia, at 9 AM on 28 April, 1861, dated 27 April, 1861.

Note: Special Orders No.100, Commomwealth of Massachusetts, Headquarters, Boston, Suffolk County, Massachusetts, was revoked by Special Orders No.183, Commomwealth of Massachusetts, Headquarters, Boston, Suffolk County, Massachusetts, on 7 May, 1861.

First Brigade, First Division, Massachusetts (Volunteer) Militia, 15 April, 1861: The 1st Massachusetts (Volunteer) Militia was assigned to the First Brigade, First Division, Massachusetts (Volunteer) Militia, on 15 April. 1861.

Organisation of 1st Massachusetts Infantry, 29 April, 1861: Colonel R Cowdin, Lieutenant Colonel I Burrell, Major T L D Perkins; Company A, 1st Massachusetts (Volunteer) Militia, Company A, Captain C P Chandler; Company B, Union Guards, 1st Massachusetts (Volunteer) Militia, Company B, Captain E Pearl; Company C, Greenough Guards, Captain J H Barnes; Company D, Roxbury City Guards, 1st Massachusetts (Volunteer) Militia, Company D, Captain J J Dyer; Company E, Pulaski Guards, 1st Massachusetts (Volunteer) Militia, Company E, Captain C B Baldwin; Company F, National Guards, 1st Massachusetts (Volunteer) Militia, Company F, Captain A W Adams; Company G, Independent Boston Fusiliers, Captain H A Snow; Company H, Chelsea Volunteers or Light Infantry, Captain S Carruth; Company I, Boston Volunteers, Captain C E Rand; Company K, Chadwick Light Infantry, Captain A G Chamberlain; Company L, North End True Blues, Captain G Walker

Note: The 1st Regiment Infantry, Companies A, B, D, E, and F, First Brigade, First Division, Massachusetts (Volunteer) Militia; the North End True Blues, Greenough Guards, and Chelsea Volunteers or Light Infantry were stationed at Pemberton Square, Boston, Suffolk County, Massachusetts, in the afternoon on 3 May, 1861, and the 1st Regiment Infantry, Company F, First Brigade, First Division, Massachusetts (Volunteer) Militia,; the Chadwick Light Infantry and the Boston Volunteers or Schouler Guards at Washington Street, Boston, Suffolk County, Massachusetts, at 1 PM on 16 May, 1861,

Boston, Suffolk County, Massachusetts, to Fort Monroe, Old Comfort Point, Hampton, Virginia, Company C (1st), 18 May, 1861: The Greenough Guards was ordered to proceed by the steamer Cambridge to Fort Monroe, Old Comfort Point, Hampton, Virginia, in the afternoon on 18 May, 1861.

Steamer Cambridge: 3rd Massachusetts Infantry, Company C (79), Captain L Leach; Company D (78), Captain C Chipman; Company E (77), Captain S H Doten; 4th Massachusetts Infantry, Company A (45), Sergeant J M Drake; Company D (22), Sergeant E Cottle; Company F (12), Sergeant S W Bryant; Company H (22), Sergeant W H Jacobs; Company I (37), Sergeant L S Bent; Greenough Guards (75), Captain J T Barnes

Note: Major T L D Perkins, 1st Massachusetts Infantry, was sick at Washington, D. C., on 18 May, 1861.

Faneuil Hall, on Market Street, Boston, Suffolk County, Massachusetts, Companies C (2nd), I, & K, 26 May, 1861: The North End True Blues, the Schouler Guards, and the Chadwick Light Infantry were stationed at Faneuil Hall, on Market Street, Boston, Suffolk County, Massachusetts, under the command of Major T L D Perkins, on 26 May, 1861.

Mustered in three years, Boston, Suffolk County, Massachusetts, 23, 24, 25, & 27 May, 1861: The 1st Massachusetts Infantry, Companies A, B, G, and H, were mustered in United States service for three years at Boston, Suffolk County, Massachusetts, by First Lieutenant T J C Amory, 7th United States Infantry, Company D, on 23 May, 1861; Companies D, F, K, and I on 24 May, 1861; Company E on 25 May, 1861; and Company C (2nd) at 10 AM on 27 May, 1861.

Designation of 1st Massachusetts Infantry, 1 June, 1861: Company A, Captain E A Wild(e); Company B, Captain E Pearl; Company C, Captain G Walker; Company D, Captain E W Stone, Jr.; Company E, Captain C B Baldwin; Company F, Captain A W Adams; Company G, Captain H A Snow; Company H, Captain S Carruth; Company I, Captain C E Rand; Company K, Captain A G Chamberlain

Note: The 1st Massachusetts Infantry was organised at Boston, Suffolk County, Massachusetts, by General Orders No.16, Commonwealth of Massachusetts, Headquarters, Boston, Suffolk County, Massachusetts, 1 June, 1861.

Boston, Suffolk County, to the junction of the Watertown Branch, Fitchburg Railroad, & Concord Avenue, Fresh Pond, west of Cambridge, Middlesex County, Massachusetts, 1 June, 1861: The 1st Massachusetts Infantry arrived at Camp Ellsworth, Reed & Bartlett's Ice house, on the junction of the Watertown Branch, Fitchburg Railroad, and Concord Avenue, Fresh Pond, west of Cambridge, Middlesex County, Massachusetts, on 1 June, 1861.

Reed & Bartlett's Ice house, on the junction of the Watertown Branch, Fitchburg Railroad, & Concord Avenue, Fresh Pond, west of Cambridge, to a quarter of a mile north of Porter's Hotel, on North Avenue, North Cambridge, Middlesex County, Massachusetts, 13 June, 1861: The 1st Massachusetts Infantry was ordered to North Cambridge, Middlesex County, Massachusetts, at 4 PM on 13 June, 1861, and arrived at Camp Cameron, a quarter of a mile north of Porter's Hotel, on North Avenue, North Cambridge, Middlesex County, Massachusetts, at 5.15 PM the same day.

Note: The 11th Massachusetts Infantry was stationed at Camp Cameron, a quarter of a mile north of Porter's Hotel, on North Avenue, North Cambridge, Middlesex County, Massachusetts, between 17 and 29 June, 1861 (See the 11th Massachusetts Infantry).

A quarter of a mile north of Porter's Hotel, on North Avenue, North Cambridge, Middlesex County, Massachusetts, to Jersey City, Hudson County, New Jersey, 15-16 June, 1861: The 1st Massachusetts Infantry was ordered to the Boston & Providence Railroad Depot at 4.30 AM on 15 June, 1861, and proceeded by the Boston & Providence Railroad to Jersey City, Hudson County, New Jersey, in the morning the same day. The regiment arrived by the New Haven, New London & Stonington Railroad at Groton, on Thames River, New London County, Connecticut, at 3 AM on 16 June, 1861, and was ordered to proceed by the steamer Commonwealth to Jersey City, Hudson County, New Jersey, the at 5 AM same day. The 1st Massachusetts Infantry arrived on the North or Hudson River at Jersey City, Hudson County, New Jersey, at 2 PM on 16 June, 1861.

Jersey City, Hudson County, New Jersey, to Washington, D. C., 16-17 June, 1861: The 1st Massachusetts Infantry was ordered to proceed by the New Jersey Railroad to Washington, D. C., at 7 PM on 16 June, 1861, and arrived by the Camden & Amboy Railroad at Camden, Camden County, in the morning the same day. The regiment arrived by ferry on the Delaware River at Walnut Street Wharf, Philadelphia, Pennsylvania, at 4 AM on 17 June, 1861, and was ordered to proceed by the Philadelphia, Wilmington & Baltimore Railroad to Baltimore City, Maryland, at 7 AM the same day. The 1st Massachusetts Infantry arrived at President Street Station, on President Street, Baltimore City, Maryland, at 1 PM on 17 June, 1861, and was ordered to proceed by the Baltimore & Ohio Railroad to Washington, D. C., at 3 PM the same day. The regiment arrived by the Washington Branch, Baltimore & Ohio Railroad, at Washington, D. C., via Annapolis Junction, Howard County, Maryland, at 6 PM on 17 June, 1861.

Note: The 1st Massachusetts Infantry arrived at Relay House, on the junction of the Washington Branch and Baltimore & Ohio Railroad, Howard County, Maryland, at 4 PM on 17 June, 1861.

W Woodward's building, on the corner of Eleventh Street & Pennsylvania Avenue, Washington, D. C., 17 June, 1861: Eight companies of the 1st Massachusetts Infantry were stationed at W Woodward's building, on the corner of Eleventh Street and Pennsylvania Avenue, and two companies at Sixth Street, Washington, D. C., on 17 June, 1861.

W Woodward's building, on the corner of Eleventh Street & Pennsylvania Avenue, & Sixth Street, Washington, to east of the Distributing Reservoir, one & a half miles north of Georgetown, D. C., 19 June, 1861: The 1st Massachusetts Infantry was ordered to east of the Distributing Reservoir, one and a half miles north of Georgetown, D. C., at 12 PM on 19 June, 1861, and arrived at Camp Banks, east of the Distributing Reservoir, one and a half miles north of Georgetown, D. C., in the afternoon the same day.

Special Orders No.167, Paragraph II, Headquarters, Department of Washington, Washington, D. C., 2 July, 1861: The 2nd Michigan Infantry, the 3rd Michigan Infantry, the 1st Massachusetts Infantry, and the 12th New York Infantry were assigned to Colonel I B Richardson, 2nd Michigan Infantry, by Special Orders No.167, Paragraph II, Headquarters, Department of Washington, Washington, D. C., on 2 July, 1861.

East of the Distributing Reservoir, one & half a miles north of Georgetown, D. C, to Great Falls, on the Potomac River, Montgomery County, Maryland, Companies I & K, 8-15 July, 1861: The 1st Massachusetts Infantry, Companies I and K, under the command of Major C P Chandler, arrived at Camp Richardson, on the banks of the Chesapeake & Ohio Canal, in the vicinity of Great Falls, on the Potomac River, Montgomery County, Maryland, on 8 July, 1861, and were stationed at Camp Richardson, on the banks of the Chesapeake & Ohio Canal, in the vicinity of Great Falls, on the Potomac River, Montgomery County, Maryland, between 8 and 14 July, 1861. Companies I and K ordered to the east of the Distributing Reservoir, half a mile northwest of Georgetown, D. C., in the evening on 14 July, 1861, and arrived at Camp Banks, east of the Distributing Reservoir, one and a half miles north of Georgetown, D. C., in the morning on 15 July, 1861.

Note: The 8th District of Columbia Battalion Militia was stationed at Great Falls, on the Potomac River, Montgomery County, Maryland, between 21 June and 10 July, 1861 (See the Rockville Expedition).

Disposition of Fourth Brigade, First Division, McDowell's Army, 15 July, 1861: Headquarters, Fourth Brigade, First Division, McDowell's Army, Colonel I B Richardson, 2nd Michigan Infantry; 1st Massachusetts Infantry, Colonel R Cowdin, east of the Distributing Reservoir, half and a half miles north of Georgetown, D. C.; 2nd Michigan Infantry, Major A W Williams, Drover's Rest Tavern, north of the Distributing Reservoir, one mile northwest of Georgetown, D. C.; 3rd Michigan Infantry, Colonel D McConnell, three quarters of a mile southeast of the Receiving Reservoir and a quarter of a mile southeast of the Chain or Little Falls Bridge, two and a half miles northwest of Georgetown, D. C.; 12th New York Infantry, Colonel E L Walrath, a quarter of a mile south of the Receiving Reservoir and north of the Chain or Little Falls Bridge, two and a half miles northwest of Georgetown, D. C.; secton of 1st United States Artillery, Light Company G, Second Lieutenant S N Benjamin, 2nd United States Artillery, Light Company I, vicinity of the Chain or Little Falls Bridge, two and a half miles northwest of Georgetown, D. C.

General Orders No.13, Headquarters, Department of Northeastern Virginia, Arlington, Alexandria County, Virginia, 8 July, 1861: The 1st Massachusetts Infantry was assigned to the Fourth Brigade, First Division, McDowell's Army, under the command of Colonel I B Richardson, 2nd Michigan Infantry, by General Orders No.13, Headquarters, Department of Northeastern Virginia, Arlington, Alexandria County, Virginia, on 8 July, 1861.

Note: A detachment of the 1st Massachusetts Infantry (40), Companies B and G, under the command of First Lieutenant G H Johnston, Company E, and Sergeant G Forrest, Company G, were assigned to Brethschneider's Battalion Light Infantry, under the command of Captian G R Brethschneider, 2nd Michigan Infantry, Company E, on 14 July, 1861 (See Brethschneider's Battalion Light Infantry).

Advance to Centreville, Fairfax County, Virginia, 16-18 July, 1861: The 1st Massachusetts Infantry was ordered to Vienna, Fairfax County, Virginia, at 3 PM on 16 July, 1861, and proceeded across the Potomac River at the Chain or Little Falls Bridge, two and a half miles northwest of Georgetown, D. C., at 4 PM the same day. The regiment was ordered to proceed by the Leesburg & Georgetown Turnpike to Vienna, Fairfax County, Virginia, in the afternoon on 16 July, 1861, and arrived via Langley, Lewinsville, and Old Courthouse, Fairfax County, Virginia, at 8 PM the same day. The 1st Massachusetts Infantry was ordered to Germantown, Fairfax County, Virginia, at 5.30 AM on 17 July, 1861, and arrived via Flint Hill, Fairfax County, Virginia, at 1 PM the same day. The regiment was ordered to Centreville, Fairfax County, Virginia, in the afternoon on 17 July, 1861, and arrived three miles west of Germantown, Fairfax County, Virginia, in the evening the same day. The 1st Massachusetts Infantry was ordered to Centreville, Fairfax County, Virginia, at 7 AM on 18 July, 1861, and arrived on the road between Centreville and Blackburn's Ford, on the Bull Run River, one mile southwest of Centreville, Fairfax County, Virginia, at 9 AM the same day.

Note: Brigadier General I McDowell, United States Army, arrived at Germantown, Fairfax County, Virginia, at 1.30 PM on 17 July, 1861.

Skirmish at Blackburn's Ford, on the Bull Run River, 18 July, 1861: The 1st Massachusetts Infantry was ordered to proceed by the road between Centreville, Fairfax County, Virginia, and Blackburn's Ford, on the Bull Run River, at 10 AM on 18 July, 1861, and was engaged in a skirmish at Blackburn's Ford, on the Bull Run River, between 11 AM and 4.30 PM the same day. The regiment was ordered to Centreville, Fairfax County, Virginia, in the evening on 18 July, 1861.

Note: The 1st Massachusetts Infantry was ordered to Blackburn's Ford, on the Bull Run River, in the morning on 19 July, 1861.

General Orders No.22, Headquarters, Department of Northeastern Virginia, Centreville, Fairfax County, Virginia, 20 July, 1861: The Fourth Brigade, First Division, McDowell's Army, under the command of Colonel I B Richardson, 2nd Michigan Infantry, was assigned to the Fifth Division, McDowell's Army, under the command of Colonel D S Miles, 2nd United States Infantry, by General Orders No.22, Headquarters, Department of Northeastern Virginia, Centreville, Fairfax County, Virginia, on 20 July, 1861.

One mile north of Blackburn's Ford, on the Bull Run River, on the road between Blackburn's Ford, on the Bull Run River, & Centreville, Fairfax County, Virginia, 21 July, 1861: Seven companies of the 1st Massachusetts Infantry were stationed one mile north of Blackburn's Ford, west of the road between Blackburn's Ford, on the Bull Run River, and Centreville, Fairfax County, Virginia, and three companies west of the road between Blackburn's Ford, on the Bull Run River, and Centreville, Fairfax County, Virginia, at 10 AM on 21 July, 1861.

Retreat to Washington, D. C., 21-22 July, 1861: The 1st Massachusetts Infantry was ordered to Centreville, Fairfax County, Virginia, at 5 PM on 21 July, 1861, and was stationed one mile south of Centreville, east of the road between Blackburn's Ford, on the Bull Run River, and Centreville, Fairfax County, Virginia, at 6 PM the same day. The regiment was ordered to Fairfax Courthouse, Fairfax County, Virginia, at 2 AM on 22 July, 1861, and arrived at Arlington Heights, Alexandria County, Virginia, at 4 PM the same day. The regiment arrived at Aqueduct Bridge, opposite Georgetown, D. C., via Annandale and Baily's Crossroads, Fairfax County, Virginia, at 12 PM on 22 July, 1861, and was ordered across the Potomac River at the Aqueduct Bridge, opposite Georgetown, D. C., at 2 PM the same day. The 1st Massachusetts Infantry arrived at Camp Banks, east of the Distributing Reservoir, half a mile northwest of Georgetown, D. C., in the afternoon on 22 July, 1861.

East of the Distributing Reservoir, half a mile northwest of Georgetown, D. C., to Arlington Heights, Alexandria County, Virginia, 23 July, 1861: The 1st Massachusetts Infantry was ordered across the Potomac River at the Chain or Little Falls Bridge, two and a half miles northwest of Georgetown, D. C., to Arlington Heights, Alexandria County, Virginia, at 12 PM on 23 July, 1861.

Rendezvous at Union Hall building, on the corner of Sixth Street & Pennsylvania Avenue, Washington, D. C., 24 July, 1861: The 2nd Maine Infantry, the 12th New York Infantry, the 2nd Michigan Infantry, the 3rd Michigan Infantry, the 1st Massachusetts Infantry, the 1st Connecticut Infantry, the 2nd Connecticut Infantry, and the 3rd Connecticut Infantry were ordered to rendezvous at Union Hall building, on the corner of Sixth Street and Pennsylvania Avenue, Washington, D. C., at 12 PM on 24 July, 1861.

Arlington Heights to Fort Albany, on Prospect Hill, two hundred yards south of the tollgate on the Columbia Turnpike, Alexandria County, Virginia, 25 July, 1861: The 1st Massachusetts Infantry was ordered to Fort Albany, on Prospect Hill, two hundred yards south of the tollgate on the Columbia Turnpike, Alexandria County, Virginia, on 25 July, 1861.

Note: The 1st Massachusetts Infantry, the 1st United States Artillery, Light Company G, and the 5th United States Artillery, Light Company D, under the command of Captain C Griffin, 5th United States Artillery, Light Company D, were stationed at Fort Albany, on Prospect Hill, two hundred yards south of the tollgate on the Columbia Turnpike, Alexandria County, Virginia, on 29 July, 1861.

Fort Albany, on Prospect Hill, two hundred yards south of the tollgate on the Columbia Turnpike, Alexandria County, Virginia, to Bladensburg, Prince George's County, Maryland, 13 August, 1861: The 1st Massachusetts Infantry was ordered across the Potomac River at the Long Bridge, Washington, D. C., to Bladensburg, Prince George's County, Maryland, at 8 AM on 13 August, 1861.

Mustered out, Boston Common, Boston, Suffolk County, Massachussetts, 25 May, 1864: A detachment of forty-five men of the 1st Massachusetts Infantry not entitled to be mustered out were assigned to the 11th Massachusetts Infantry on 21 May, 1864, and the 1st Massachusetts Infantry, under the command of Colonel N B McLaughlin, was mustered out at Boston Common, Boston, Suffolk County, Massachussetts, in the afternoon on 25 May, 1864 (See the 11th Massachusetts Infantry).

Colonel I B Richardson, 2nd Michigan Infantry, Fourth Brigade, First division, Army of the Northeastern Virginia: Colonel I B Richardson, 2nd Michigan Infantry, was appointed brigadier general, United States Volunteers, by General Orders No.62, Adjutant General's Office, Washington, D. C., on 20 August, 1861, dated 17 May, 1861 (See the 2nd Michigan Infantry).

Organisation of Brigadier General J Hooker's brigade, Division of the Potomac, 4 August, 1861: Brigadier General J Hooker, United States Volunteers; 1st Massachusetts Infantry; 11th Massachusetts Infantry; 2nd New Hampshire Infantry; 26th Pennsylvania Infantry

Note: The 1st Massachusetts Infantry was assigned to Brigadier General J Hooker's brigade, Division of the Potomac, by Special Orders No.10, Headquarters, Division of the Potomac, Washington, D. C., on 4 August, 1861.

Reports

OFFICIAL REPORT NO.28: Series I, Volume 2 (Serial No.2), Chapter IX, pp373-377
Colonel I B Richardson, Second Michigan Infantry, Fourth Brigade, First Division, McDowell's Army, dated near Arlington, Alexandria County, Virginia, 25 July, 1861

OFFICIAL REPORT NO.16: Series I, Volume 2 (Serial No.2), Chapter IX, pp348-352
Brigadier General D Tyler, Connecticut Volunteers, First Division, McDowell's Army, dated Washington, D. C., 27 July, 1861