Original photograph: 13 x 10 cm, black & white photo, caption under photo reads "P12-201-4490 NA Klamath Project, OR-CA Kl. Str. Dr. Enlargement, Phase II Specs. 200C-954- RHC Constr., Inc., Contractor Lowering of 1st section of RCP into trench; Dec. 2, 1977; USBR photo by D.J. Kline", from Black Binders Digital reproduction of photograph: P12-201-4490 NA Klamath Project, OR-CA, Black Binders, Bureau of Reclamation