Workers Excavate Soil near the Base of the Dam Wall Workers excavate soil base of the dam wall. From: Book 14- Altona Dam Vol. 2
Excavating Near the Base of the Wall Excavating near the base of the wall. From: Book 14- Altona Dam Vol. 2
Cement Mixer Workers add mix into cement mixer with a cart on tracks. From: Book 14- Altona Dam Vol. 2
Digging at the Altona Dam Construction workers digging at the Altona Dam, 1911. From: Book 14- Altona Dam Vol. 2
View of the Top of the Dam Wall View of the top of the dam wall. Augusts 1, 1911. From: Book 14- Altona Dam Vol. 2
Buttress Cross-section Workers standing at a cross-section of the dam buttress, July 10, 1911. From: Book 14- Altona Dam Vol. 2
Construction Workers on Buttress Construction workers on buttress with cable crane overhead, July 10, 1911. From: Book 14- Altona Dam Vol. 2
Altona Flat Rock Dam Buttress Construction Altona Dam buttress construction, July 1911. From: Book 14- Altona Dam Vol. 2