Interior with machinery.

Knowles Patent Steam Pump.

View of an exhibition hall.

Interior with machinery.

Exhibition of machinery.

Exhibition of machinery.

New Jersey Department, N.Y. Metropolitan Fair.

New Jersey Department, N.Y. Metropolitan Fair.

Interior view Main building, Metropolitan Fair.

Art Gallery, New York Metropolitan Fair.

Picture Gallery, Metropolitan Fair, N.Y., 1864.

Exhibition room, Metropolitan Fair, N.Y. 1864.

The Art Gallery. Bust of Union.

The Department of arms and trophies.

Fire Department.

The great $45,000 sword, which Grant got. (Manufactured by Tiffany & Co.).

American Institute Exhibition (3rd Ave. & 63rd St.), New York.

Display of burglar alarms.

Revolutionary relics, Metropolitan Fair, N.Y.

Second floor of seamanship room showing the royal and topgallant sails [...]

Electricity Building, World's Fair, St. Louis.

Washington State Building.

General view of Pike, World's Fair, St. Louis.

West Lagoon, World's Fair, St. Louis.

General view of the Pike, World's Fair, St. Louis.

Central Cascade, World's Fair, St. Louis.

West Lagoon, World's Fair, St. Louis.

On the Pike, World's Fair, St. Louis.

On the Pike, World's Fair, St. Louis.

Plaza, World's Fair, St. Louis.