Wilson Dam, C1922 #1
Granger
Hydroelectric Power
Granger
Bonneville Dam, 1936
Granger
Chickamauga Dam, C1938
Granger
Big Creek Project, C1980
Granger
Big Creek Project, 1923
Granger
Hoover Dam, C1940
Granger
Watts Bar Dam, C1940
Granger
Hoover Dam Construction, 1934 #1
Granger
Watts Bar Dam, 1942 #2
Granger
Roosevelt Dam, C1940
Granger
Tennessee Norris Dam #4
Granger
Tennessee: Norris Dam
Granger
Wilson Dam, C1922
Granger
Niagara Falls Power Plant
Granger
Computer Room, 1999
Granger
Tennessee Norris Dam #1
Granger
Tennessee Norris Dam #3
Granger
Seattle: Steam Engine
Jet Lowe
Tennessee Norris Dam #2
Granger
Hoover Dam Construction, 1934 #2
Granger
Hoover Dam Construction, 1934 #3
Granger
Hoover Dam Construction, 1934 #4
Granger
Hoover Dam Construction, 1934 #5
Granger
Alabama Wheeler Dam
Granger
Hoover Dam Construction, 1934
Granger
HOOVER DAM, c1939
Granger
BONNEVILLE DAM, c1939
Granger