Original photograph: 18 x 13 cm, black & white photo, caption under photo reads "KP-1928 - Klamath Project. Upstream face and inlet transition to weir, just below outlet to tunnel from Pumping Plant "D". Set-up was made for testing of Worthington Units 4 and 5 of Pumping Plant "D". Mark D. Taylor, Jr., Photo. March 16, 1950", from Black Binders Digital reproduction of photograph: KP-1928 - Klamath Project. Upstream face and inlet transition to weir, just below outlet to tunnel from Pumping Plant "D", Black Binders, Bureau of Reclamation
