Black and white lantern slide (dark) of a sailor holding a carrier pigeon.

Steamship Montello, 6400 tons loading at Mobile, Alabama.

Steamship Montello, 6400 tons loading at Mobile, Alabama.

Black and white photograph of the Steamship Montello at Galveston Dock.

Mississippi River steamboat docked in New Orleans.

Invoice for the transport of freight belonging to B. Roach on the steamboat S. S. Prentiss. Freight to be shipped down the Yazoo River includes slaves, tools, and general supplies.

Black and white photograph of the steamship Fleetwood in the Bay of Gibraltar. The Rock of Gibraltar is barely visible in the distance.

Black and white lantern slide of the S.S. Excalibur docked in Genoa, Italy.

Black and white photograph of the steamship Rochester in motion on Alexandria Bay, New York. Taken by Robert Merrill from hotel room.