Fire Engine No. 3 at Richmond, Virginia. 1856.

Michigan & Pennsylvania Relief Association camp, White House Landing, Virginia.

Field hospital after the battle of Savage Station, Virginia. June 27, 1862.

Embalming surgeon at work on soldier's body.

Zouave ambulance crew removing wounded soldiers from the battlefield.

Zouave ambulance crew removing wounded soldiers from the field.

Workmen in front of the Ambulance Shop at Washington, D.C. 1865.

Fire Engine No. 3 at battlefield in Richmond, Va. 1864.

U.S. Fire Department with steam fire engines at Alexandria, Virginia. July, 1863.

U.S. Fire Department with steam fire engines at Alexandria, Virginia. July, 1863. "Restored Photo"…

Union soldiers pull a fire engine from a garage designated Petersburg artillery 1865.

Union soldiers pull a fire engine from a garage designated Petersburg artillery 1865. "Restored Phot…

Group of ambulances followed by band and infantry units on Pennsylvania Avenue near the Treasury, Wa…

Surgeons of 3d Division before hospital tent at Petersburg, Virginia.  August 1864.

 Surgeons of 4th Division, 9th Corps at Broadway Landing, Virginia. July 1864.

 Group of surgeons of the "Army of the James" at Fort Harrison, Virginia. April 1865.

Three surgeons of 1st Division, 9th Corps at Petersburg, Virginia.

Tents of the general hospital at City Point, Virginia. October 1864.

Men and wagons of the Engineer Corps ambulance train, Falmouth, Va.

Band before officers quarters at Harewood Hospital, you can see the Capital Building in the backgrou…

Tent wards at Campbell Hospital, Washington, D.C.

Old frame house on Fair Oaks battlefield used by Hooker's Division as a hospital, Fair Oaks, Virgini…

Nurses and officers of the U.S. Sanitary Commission, Fredericksburg, Virginia. May 1864.

Thomas Nelson house (right), used as a hospital in 1781, used as a headquarters by Lord Cornwallis, …