Information
Creator
Creator: Davis, W. A.
Date
1931 to 1933
Description
Diagram of log holes, Hoover (Boulder) Dam. Note on back: "Copy of Bureau of Reclamation diagram. Stuck some drills in river bottom and recovered them after the river was diverted. - W. A. Davis, 1992."
Digital ID
pho023248
Physical Identifier
0123_0147