English War Work: From othe Tops of the Furnaces

English War Work: The Great Tower, Pig Iron

Joseph Pennell

The Guard-Gate, Gatun Lock, Panama

Joseph Pennell

Cranes at Miraflores Lock, Panama

Joseph Pennell

The Walls of Pedro Miguel Lock, Panama

Joseph Pennell

English War Work: Munitions City, No. 1

Joseph Pennell

The Guard Gate, Gatun Lock, Panama

Joseph Pennell

English War Work: Steel Bars for Shells

Joseph Pennell

Dinner Time, Gatun Lock, Panama

Joseph Pennell

English War Work: In the Land of Iron and Steel

Joseph Pennell

English War Work: By-Products

Joseph Pennell

English War Work: The Cauldrons

Joseph Pennell

English War Work: The Gantry (A Merchant Shipyard)

Joseph Pennell