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

Old "Libby Prison" building, Richmond, Va.

Wounded at Savage Station, Virginia

General Hospital at City Point, Va.

The ever welcome Sanitary Commission

The ever welcome Sanitary Commission

The Ambulance Corps.

Hospital at Fredericksburg, Va., May 1864

Roper Hospital, Charleston, S.C., where the Federal wounded were confined

Dutch Gap Canal. Taken after the bank was blown out

Chattanooga, Tenn.

Chattanooga, Tenn.

Railroad depot at Nashville, Tenn.

A crippled locomotive in Richmond

Destruction of a railroad bridge

How Sherman's boys fixed the railroad

A pontoon boat on wheels

Building a pontoon bridge at Beaufort, S.C.

Building a pontoon bridge at Beaufort, S.C.

A canvas pontoon bridge

Pontoon bridge opened for steamers

A pontoon bridge on the James River

Pontoon boat ready for the march. Hundreds of these boats and timbers kept along with our army

Where prisoners were exchanged

Waiting for a load of exchanged prisoners at Aiken's Landing, James River, March, 1865

Pontoon across the Appomattox River, Va., Broadway Landing

View of James River pontoon bridge, from south side, above Jones' Landing

Wagon train crossing the Rappahannock River

Embarkation for White House, from Yorktown, Va.

General hospital wharf. Army of the Potomac, City Point, Va.