Term: Battery (Civil War)
Refers to one or more pieces of artillery. Usually, a Field Battery of Artillery was attached to each Infantry Brigade, and this Battery would include 1 captain, 3 lieutenants, 150 men with 6 guns and 88 horses. The guns were muzzle loaders, 3 inch rifles, or 6 or 12 pdr. smooth bore. Late in the war, batteries were reduced to 4 guns. Also, a Battery of Horse Artillery often accompanied each cavalry brigade, and this battery included 1 captain, 3 lieutenants, 150 men, 6 guns and 140 horses (cannoneers rode horses).
[Source: Estabrook, Charles. Records and Sketches of Military Organizations (Madison, 1914)]