Rear view of Fort Pulaski, Georgia, April 1862.

View from signal tower at Petersburg, Virginia. 1863.

Woman and four soldiers outside tent with fireplace,1865.

Headquarters of "Blenkers Brigade".

Bomb proof headquarters at Fort Burnham.

Staff officers at head quarters 6th Army Corps near Brandy Station, Va.

Quarters of Capt. Harry Clinton, Qt. Mst. of Provost Marshal Dept., Brandy Station, Virginia.

7th New York State Militia, Camp Cameron, D.C. 1861.

 New York Artillery Comany L, 2nd at Fort C.F. Smith.

Civil War camp of the 6th N.Y. Artillery at Brandy Station, Virginia, showing Union soldiers in fron…

1st Connecticut Heavy Artillery at Fort Richardson.

1st Connecticut Heavy Artillery at Fort Richardson. "Restored Image"

Camp of 31st Pennsylvania Infantry near Washington, D.C.

Camp of 31st Pennsylvania Infantry near Washington, D.C. "Restored Image"

Federal ordnance depot at Broadway Landing, Virginia.

Dock built by Federal troops at Hilton Head, S.C. April 1862.

Rear view of Fort Walker, Hilton Head, S.C.

Fort Beauregard at Phillips Island, S.C.

Guns and ammunition around the perimeter interior of Fort Carrol in Giesboro, Washington, D.C.

Guns and ammunition around the perimeter interior of Fort Carrol in Giesboro, Washington, D.C. "Rest…

Blockhouse near Aqueduct Bridge, Arlington Heights, Virginia.

Federal artillery park in Yorktown, Va. 1863.

Grounds of the ruined Arsenal with scattered shot and shell, Richmond, Virginia.

Stacked and scattered ammunition destroyed state arsenal at Richmond, Va. April 1865.