Same gun, as shown in no. 1015, with Hurdle Revertment (i.e. revetment) and Epaulement - unfinished battery

Three fourths rear view of the same gun a shown in No. 1040. Fort Darling on the right of the picture

Ordnance Depot at Broadway Landing

15-inch (i.e. 13-inch) mortar, "Dictator" in the works in front of Petersburg, Va. View from the north, September 1, 1864

Rear view of the same gun, as shown in no. 1001. This view shows its range of fire down James River

Rear view of the same gun, as shown in no. 1001. This view shows its range of fire down James River

Eight inch Brooke rifled gun, weighing 21,987 lbs., in unfinished battery wood-hurdle revertment (i.e. revetment), anchored by grape vines

Ordnance Depot at Broadway Landing-Siege train awaiting shipment-U.S. guns on left, Confederate captured ordnance on right

Rear view of the same gun, as shown in no. 1001

Seven Inch Brooke Rifle Gun in Battery Brooke-Fort Brady (U.S.) in extreme distance over terminus of gun

[Louis Agassiz, full length portrait standing next to chalk board with drawings of six inverterbrates]

National cemetery at Arlington Heights, Va.

Ruins of Gallego flour mills.

Confederate soldiers killed in the trenches at Petersburg April 2, 1865 [at Fort Mahone].

Double turretted monitor Onondaga in the James River, Va.

The monitor "Canonicus" in James River.

Chain bridge, near Washington.

Aqueduct Bridge, Washington.

Long Bridge between Washington and Alexandria.

Views on the Potomac, The Great Falls.

Views on the Potomac, The Great Falls.

Great Falls of the Potomac.

The Aqueduct Bridge.

The Aqueduct Bridge.

Government Post Office and Custom House, Wheeling, W. Va.

View of Main Street. Frazier's Business College.

Main Street, Wholesale Block.

Market Street.

Capital Building.