Wilson Dam, C1922 #1
Granger
Dam, 1939
William Gropper
Johnstown Flood: Dam, 1889
Granger
Fort Loudoun Dam, 1942
Granger
Dam Worker, 1942
Alfred Palmer
Hoover Dam, 1934 #1
Granger
Bartlett Dam, C1938
Granger
Grand Coulee Dam, C1940
Granger
Friant Dam, C1940
Granger
Mormon Flat Dam, 1938
Granger
Hoover Dam Construction, 1934 #1
Granger
Tennessee Norris Dam #3
Granger
RIP VAN DAM (c1662-1736)
Granger
Wilson Dam, C1922
Granger
Utah Dam Construction
Granger
Grand Coulee Dam, C1940 #1
Granger
Tennessee Norris Dam #2
Granger
Bonneville Dam, C1935
Granger
Hoover Dam Construction, 1934 #4
Granger
Bonneville Dam, 1936
Granger
Tennessee: Norris Dam
Granger
Wyoming Shoshone Dam
Granger
Utah Main Dam, 1940
Granger
Shasta Dam, 1942 #2
Granger
Chickamauga Dam, C1938
Granger
Hoover Dam, C1940
Granger
Watts Bar Dam, 1942
Granger
Norris Dam Park, C1938
Granger
Watts Bar Dam, C1940
Granger
Watts Bar Dam, 1942 #1
Granger
Norris Dam Park, C1938 #1
Granger
Nevada Dam, C1871
Granger
Hoover Dam Construction, 1934 #2
Granger
Hoover Dam Construction, 1934 #3
Granger
Tennessee Douglas Dam
Granger
Hoover Dam Construction, 1934 #5
Granger
Watts Bar Dam, 1942 #2
Granger
Watts Bar Dam, 1942 #3
Granger
Roosevelt Dam, C1940
Granger
Wyoming Shoshone Dam #1
Granger
Tennessee Norris Dam #4
Granger
Watts Bar Dam, 1942 #4
Granger
Parker Dam, 1941
Ben Glaha
Kansas: Beaver Dam, 1867
Granger
Shasta Dam, 1942 #1
Granger
Tennessee Norris Dam #1
Granger
Tennessee Dam Worker, 1942
Alfred T Palmer
Alabama Wheeler Dam
Granger
Hoover Dam Construction, 1934
Granger
Johnstown Flood, 1889 #35
Granger
Johnstown Flood, 1889 #40
Granger
Tennessee Welder, 1942
Granger
Johnstown Flood, 1889 #31
Granger
Intermission Slide #16
Granger
Egypt: Abu Simbel, 1968
Granger
Egpyt: Abu Simbel #1
Granger
Johnstown Flood, 1889 #24
Granger
Pennsylvania Flood, 1911 #1
Granger