Original photograph: 18 x 13 cm, black & white photo, caption under photo reads "KP-1739-R2 - Klamath Project. "J" Canal lined section at Sta. 152-91.8. Picture shows transition from normal canal section to lined section. H. F. Tolley, Photographer. October 19, 1948", from Black Binders Digital reproduction of photograph: KP-1739-R2 - Klamath Project, Black Binders, Bureau of Reclamation