It was established as an artillery camp for the instruction of all volunteer batteries, drills and discipline preparation for service in the field as well as an artillery depot. Originally setup with Sibley tents, wooden barracks were built in the winter of 1862–1863. •
7th Battery Light Artillery ("G") (Union Maine volunteers) from the time they left the State of Maine on February 1, 1864, to April 25, 1864 •
3rd Battery Light Artillery ("C") (Union Maine volunteers) from March 25, 1864, to July 5, 1864. •
1st Battalion, Maine Light Artillery (Union Maine Volunteers) from April 20, 1864, to July 30, 1864. On April 3, 1865,
Richmond, Virginia, is captured by the Union Army. The Secretary of War,
Edwin Stanton, received a telegraph informing him of the news. The news spreads all over Washington, D.C., and Battery H of the 14th Pennsylvania Artillery started firing one hundred guns at the camp. On Wednesday, May 17, 1865, during the Trial of the Murderer of President Lincoln, the Camp is mentioned by Lieutenant John J. Taffey, a prosecution witness when cross-examined by Mr. Doster. File:Artillery Depot (Camp Barry) near Washington, D.C LCCN2012648042.jpg|Artillery Depot at Camp Barry File:17th New York Battery Artillery Depot, (Camp Barry) near Washington, D.C LCCN2012649372.jpg|17th New York Battery at Camp Barry File:Barracks and Officers' Quarters at Camp Barry.jpg|Plans for the Barracks and Officers' Quarters at Camp Barry, Washington DC ==See also==