Burnside Bridge, Antietam, Sept., 1862

Burnside Bridge, eastern view

Bridge on the Boonsboro Pike, Antietam, Md.

Burnside Bridge, from the south-east

Antietam Bridge, on Sharpsburgh and Boonsboro Turnkpike

The New concrete bridge over the Yellowstone River Rapids, above Upper Falls.

In the Gardiner River Canyon, Eagle's Nest Rock on left, Yellowstone Park.

The Golden Gate and New Concrete Viaduct, costing $10,000, Yellowstone National Park.

Stone Bridge.

Pawtucket Bridge, R.I.

Pawtucket Bridge, R.I.

Sleepy Hollow Bridge.

Stone bridge Newport N. Y. (below the bridge).

View of West-Canada Creek below the bridge Newport N. Y..

Stone bridge taken above the bridge and below the dam Newport N. Y.

View of snow covered rocks and bridge.

Stone Bridge at Bellvale, Orange Co., N.Y.

Bridge under construction.