Original photograph: 17 x 12 cm, black & white photo, with "A" and "KP" written in front in pencil, caption under photo reads "Clear Lake Dam - Earth fill and rock pitching, October 13, 1909", dark (blue) text - vertical - left side of picture, various dark spots in sky, from Bright Blue Album Digital reproduction of photograph: Clear Lake Dam - Earth fill and rock pitching, Bright Blue Album, Bureau of Reclamation
