Penstock Construction at Altona Dam Excavating for penstock construction at Altona Dam, September 1914. From: Book 14- Altona Dam Vol. 2
Steam Shovel Trench Steam Shovel Trench. Steam Shovel Trench adjacent to dam wall. From: Book 14 – Altona Dam Vol. 2
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
Workers Cart Stone from Borrow Pit Workers Cart Stone from Borrow Pit, June 1911. From: Book 13- Altona Dam Vol. 1
Excavated Trench for the Dam Foundation Excavated Trench for dam foundation looking toward the wall, June 1911. From: Book 13- Altona Dam Vol. 1
Excavating the Altona Dam Foundation Excavating the Altona Dam foundation, March 1911. From: Book 13- Altona Dam Vol. 1
Excavating the Dam Wall Foundation Workers excavating dam foundation with hand tools, March 1911. From: Book 13- Altona Dam Vol. 1