General Wright, Commander of the "Bloody Sixth Corps."

General Wright, Commander of the "Bloody Sixth Corps."

Francis E. Brownell, ("Ellsworth's Avenger")

Near view of a "Sibley" tent

Field Telegraph Station

Field Telegraph Station

Double turretted monitor Onondaga, on the James River

The original "Monitor" after her fight with the "Merrimac"

Gun-boats at Baton Rouge, La., March 1863

Rebel prisoners on their way to the rear, captured by Gen. Sheriden at Five Forks April 3d, 1865 This view was taken April 3d, after the storming of Petersburgh, Va.

The Union prison camp at "Belle Isle," Richmond, Va.

Old "Libby Prison" building, Richmond, Va.

[Libby Prison]

Ambulance wagons on the battle field of Bull Run

Wounded at Savage Station, Virginia

The Ambulance Corps.

Colored pickets on duty near Dutch Gap

A crippled locomotive in Richmond

A canvas pontoon bridge

Building a pontoon bridge at Beaufort, S.C.

Building a pontoon bridge at Beaufort, S.C.

Captured rifled steel breach-loading Whitworth Gun, Richmond, Va.

Gen. Ingalls, 4th New-York Artillery, loading a cannon

Embarkation for White House, from Yorktown, Va.

Railroad battery before Petersburg

Railroad battery before Petersburg

Fort Sumter (i.e. Sumner), near Fair Oaks, June 1862. A sharp fight occurred at this place within five minutes after this photograph was made. Cannoneers are hurrying to the guns as alarm is sounding

Artillery captured from the rebels

Fort Sumner on the Chickahominy, Va.

Artillery captured from the rebels