Cofferdam For Raising Steamer Walkure At Tahiti
Summary
Cofferdam for raising Steamer Walküre at Tahiti
The cofferdam after it had been lowered in place. The thickness of the planks increased with the depth of immersion
From Frank Coffee's 1920 book Forty Years On the Pacific
Tags
Date
1920 - 1929
Source
Google Books
Copyright info
Public Domain