2nd Regiment, Connecticut Heavy Artillery

Mustered in November 23, 1863.
Mustered out August 18, 1865.
Organized at Washington, D. C., from 19th Conn. Infantry.
Originally recruited as the 19th Regiment, Connecticut Infantry.
Regimental History - The 2d Connecticut Volunteer Heavy Artillery - Connecticut Military Department
The History of the Second Connecticut Volunteer Heavy Artillery, Originally the Nineteenth Connecticut Volunteers, by Theodore F. Vaill - Online Book

The regiment was composed of men from Litchfield County, Connecticut, but the companies were credited to towns as follows:

Company A - Litchfield

Company B - Salisbury

Company C - Goshen

Company D - Plymouth

Company E - Winsted

Company F - New Hartford

Company G - Cornwall

Company H - New Milford

Company I - Woodbury

Company K - Made up from recruits from 25 different towns

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
The county regiment; a sketch of the Second regiment of Connecticut volunteer heavy artillery, originally the Nineteenth volunteer infantry, in the civil war, by Dudley Landon Vaill - Online Book
Stamford Roster -
2d Connecticut Heavy Artillery Regiment Descendants Association