P-12-200-4066NA Klamath Project - Oregon. View of reinforcing dowels that were drilled into existing slab to stop any vertical movement of new concrete steps; October 1, 1975; USBR photo by J. K. Bryant
Original photograph: 12.5 x 9 cm, black & white photo, caption under photo reads “P-12-200-4066NA Klamath Project - Oregon Rehabilitation of Klamath Project Office - Specs. 200C-938, Warren Parr, Contractor View of reinforcing dowels that were drilled into existing slab to stop any vertical movement of new concrete steps. October 1, 1975 USBR photo by J. K. Bryant". from Black Binders Digital reproduction of photograph: P-12-200-4066NA Klamath Project - Oregon, Black Binders, Bureau of Reclamation
