Original photograph: 13 x 10 cm, black & white photo, caption under photo reads “P-12-200-4143NA Klamath Project - Oregon-California Construction of State Line Drain by Klamath Drainage District. Dragline excavation at Sta. 37+00±, looking west. December 1975 USBR photo by R. J. Hamilton", from Black Binders Digital reproduction of photograph: P-12-200-4143NA Klamath Project - Oregon-California, Black Binders, Bureau of Reclamation
