Hijskranen bij de Mirafloressluis

Cranes at Miraflores Lock, Panama

Steel Bars for Shells

The Gantry

English War Work: The Gantry (A Merchant Shipyard)

At the Bottom of Gatun Lock

Building Destroyers, No.I

The Guard-Gate, Gatun Lock, Panama

The Cauldrons

The Keel

Gleisdreieck

Laying the Floor of Pedro Muguel Lock

English War Work: Steel Bars for Shells

The Walls of Pedro Miguel Lock, Panama

Romeinse baden in Plombières-les-Bains

English War Work: The Cauldrons

The Guard Gate, Gatun Lock

The Armour Plate Press

Planing Big Shells

French Canal and American Cranes

Cranes at Duisburg

Walls of Miraflores Lock

Viaduct, Coal Pockets

Gas Works from the Canal, Berlin

The Forges