1st Regiment, Connecticut Infantry
- Mustered in April 22, 1861.
- Mustered out July 31, 1861.
- Organized at Hartford.
- Regimental History - History of the First Connecticut Volunteers - Connecticut Military Department
The regiment was composed of men from all parts of Connecticut, but the majority of men in each unit resided in the following counties:
Infantry Company C - Hartford County
Infantry Company D - New Haven County
Infantry Company E - Fairfield County
The Three Month Men - From the journal of Pvt. Horace Purdy.
Infantry Company F - New Haven County
Infantry Company G - Hartford County
Infantry Company H - Fairfield County
Rifle Company A - Hartford County
Rifle Company B - Fairfield County
- Catalogue of the 1st, 2d, 3d, 4th, and 5th regiments, Connecticut volunteers, 1861 by the Adjutant General's Office at the Salt Lake City Family History Library.
- Catalogue of Connecticut volunteer organizations, with additional enlistments and casualties to July 1, 1864. Compiled From Records in the Adjutant General's Office and Published by Order of the Legislature, by Horace J. Morse - Adjutant General - Online Book
- Catalogue of Connecticut volunteer organizations : (infantry, cavalry, and artillery,) in the service of the United States, 1861-1865, with additional enlistments, casualties, &c., &c., and brief summaries, showing the operations and service of the several regiments and batteries (1869) by Connecticut. Adjutant-General's Office; Ingersoll, Colin M. (Colin Macrae), 1819-1904 - Online Book
- Civil War Graves - First Connecticut Regiment - Roster by Name and Roster by Unit
- Connecticut 1st Regiment, Stamford Roster - The Stamford Historical Society, Inc.
- Soldiers of Waterbury, New Haven County, in the War For the Union - History of the Soldier's Monument in Waterbury, Conn.: to which is added a list of the soldiers and sailors who went from Waterbury to fight in the war for the Union. Including: Field, Staff, Band and Company D.