One side of a double painting on the fore-edge of "The select works of John Bunyan" by George Cheever. When the leaves are fanned one way, a view of Bedford bridge is displayed, when fanned the other way, a view of the town of Bedford, England from…

One side of a double painting on the fore-edge of "Six sermons on the church and her ministry" by John Stonard. When the leaves are fanned one way a view of a bridge is displayed, when fanned the other way, a view of a city is displayed.

Little Mac Bridge

Black and white photograph documenting the construction of Little Mac Bridge spanning a ravine, circa 1962.

Construction of Little Mac Bridge, ca. 1963.

Black and white lantern slide of the Tasquillo bridge.

Black and white lantern slide of the Cabin John Bridge, also known as the Union Arch Bridge, in Cabin John, Maryland.

Black and white lantern slide of heavily laden canal boats on the Grand Canal in Tientsin (Tianjin), China. Several large buildings are visible in the background.

Black and white lantern slide of the Grand Canal passing under a railway bridge near the Grand Canal Improvement Board office in Tientsin (Tianjin), China. Boat traffic passes under the bridge.

Black and white lantern slide of the Grand Canal passing under a railway bridge.

Black and white lantern slide of a railroad bridge taken from below.

Black and white lantern slide of a railroad bridge crossing the Yellow River in China.