The photos were taken during McClellan’s Peninsula Campaign of 1862 outside Richmond, Virginia.

Capt. Rufus D. Pettit's Battery B, 1st New York Light Artillery, in Fort Richardson, Fair Oaks, Va.

Capt. Rufus D. Pettit’s Battery B, 1st New York Light Artillery, in Fort Richardson, Fair Oaks, Va.

Library of Congress, Prints & Photographs Division, Civil War Photographs, LC-DIG-cwpb-00193

Captain Rufus D. Pettit's 1st New York Battery, vicinity of Richmond, Va.

Captain Rufus D. Pettit’s 1st New York Battery, vicinity of Richmond, Va.

Library of Congress, Prints & Photographs Division, Civil War Photographs, LC-DIG-cwpb-01030