Originally named Boulder Dam, it was renamed Hoover Dam in 1946. In this picture President Coolidge (in the middle) poses with Representative Phil D. Swing (on left) and U.S. Senator Hiram Johnson (right), authors of the Swing-Johnson Bill for the building of Hoover Dam.
Coolidge, Calvin,--1872-1933 Johnson, Hiram,--1866-1945 Swing, Philip David,--1884-1963 Dams--Arizona Dams--Nevada Presidents--United States Legislators--United States Water--Law and legislation--United States Hoover Dam (Ariz. and Nev.)
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