Photograph of California's first dam, near the site of the first mission, ca.1930. A tree stands over the left foreground while a boy hunches over the rippling water at right. A jagged rock structure sits on the far bank of the water with grassy hills behind it
Photograph of water pouring over the Sweetwater Dam, San Diego, ca.1907. The dam fills much of the i...
Photograph of Pacoima Dam, showing the backside of the dam, January 4, 1927. A dark figure can be se...
Black and white photograph of the San Gabriel Dam, constructed from 1932 to 1939, in the Angeles Nat...
Photograph of aerial view of San Gabriel Dam No.1, ca.1920. In the far background at center, a large...
Photograph of California Edison Company dam on Huntington Lake in Fresno, ca.1930. The thick concret...
Photograph of the San Dimas Dam, showing a general view of he upstream face, May 23, 1935. Dark, smo...
Photograph of Pacoima Dam from a cliff above, January 4, 1927. A dark figure can be seen in the fore...
Photograph of an aerial view of flooding near the San Gabriel Dam Number One, ca.1930. Jagged hills ...
Photograph of Pacoima Dam, January 4, 1927. The dam stands at center with various levels at its top....
Photograph of Diversion Dam of Southern California Edison Co., ca.1929. To the left, water flows ove...
Photograph of a birdseye view of the Sand Diego Mission dam, 1936. A group of people can be seen app...
Photograph of Pacoima Dam from south bank, January 20, 1928. The dam appears to be under constructio...
Photograph of a view of an unidentified dam, ca.1930. To the right of center, the curved wall of a c...
Photograph of Boulder Canyon, down stream from the upper dam site during Boulder Dam construction, A...
Photograph of an aerial view of a reservoir above San Gabriel Dam Number One, Sawpit Dam, ca.1920. S...
Photograph of water pouring over the Sweetwater Dam, San Diego, ca.1907. The dam fills much of the i...
Photograph of Pacoima Dam, showing the backside of the dam, January 4, 1927. A dark figure can be se...
Black and white photograph of the San Gabriel Dam, constructed from 1932 to 1939, in the Angeles Nat...
Photograph of aerial view of San Gabriel Dam No.1, ca.1920. In the far background at center, a large...
Photograph of California Edison Company dam on Huntington Lake in Fresno, ca.1930. The thick concret...
Photograph of the San Dimas Dam, showing a general view of he upstream face, May 23, 1935. Dark, smo...
Photograph of Pacoima Dam from a cliff above, January 4, 1927. A dark figure can be seen in the fore...
Photograph of an aerial view of flooding near the San Gabriel Dam Number One, ca.1930. Jagged hills ...
Photograph of Pacoima Dam, January 4, 1927. The dam stands at center with various levels at its top....
Photograph of Diversion Dam of Southern California Edison Co., ca.1929. To the left, water flows ove...
Photograph of a birdseye view of the Sand Diego Mission dam, 1936. A group of people can be seen app...
Photograph of Pacoima Dam from south bank, January 20, 1928. The dam appears to be under constructio...
Photograph of a view of an unidentified dam, ca.1930. To the right of center, the curved wall of a c...
Photograph of Boulder Canyon, down stream from the upper dam site during Boulder Dam construction, A...
Photograph of an aerial view of a reservoir above San Gabriel Dam Number One, Sawpit Dam, ca.1920. S...
Photograph of water pouring over the Sweetwater Dam, San Diego, ca.1907. The dam fills much of the i...
Photograph of Pacoima Dam, showing the backside of the dam, January 4, 1927. A dark figure can be se...
Black and white photograph of the San Gabriel Dam, constructed from 1932 to 1939, in the Angeles Nat...