Twenty-three men in work garments pose for the camera in a caisson chamber. The space is illuminated by a light hanging from the ceiling. Their surroundings are made of wood, and slabs of rock and concrete. Objects seen in the photograph are shovels, a wooden crate, and a metal chain. Most of the workers wear long-sleeved, thermal shirts with suspenders. Eleven of the men wear hats, and two wear thigh-high, possibly rubber, boots.
Six silhouetted figures standing in a glacial landscape. Three women are dressed in skirts and hats. The women are identified as Mrs. E.T. Pope, who is holding a walking stick, Mrs. McCaughey, and Mrs. Pugh. They are accompanied by three men identided as Mr. Downing, John Pugh, and an unidentified man.