[Keystone Battery, Pennsylvania Light Artillery]
Object type: Photograph
Department: Photographs
Artist: Mathew B. Brady|Unknown
Artist bio: American, born Ireland, 1823?–1896 New York| 
Artist role: Former Attribution|Artist
Artist nationality: American, born Ireland| 
Date: 1862–63
Medium: Albumen silver print from glass negative
Classification: Photographs
Credit line: Harris Brisbane Dick Fund, 1933
Accession year: 1933
Tags: American Civil War|Horses|Army|Soldiers|Cannons