A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Method used in surveying in vicinity of Hoover Dam site; phototopographical surveys; making maps; canyon-wall surveys.
Method used in surveying in vicinity of Hoover Dam site; phototopographical surveys; making maps; canyon-wall surveys.
Surveying in black Canyon
Reclamation Era
Nelson, W.R. (author)
Reclamation Era ; 23
1932
Article (Journal)
English
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