Original photograph: 13 x 10 cm, black & white photo, caption under photo reads P12-201-4611NA Klamath Project, OR-CA Kl. Str. Distribution and Drainage System, East and West, Specs. 20-C0034, Elting Construction, Inc., Contractor Ray-Go 60 Ram compactor, Klamath Straits Drain -- Ray-Go has 9" deep foot penetration as shown; Jun. 12, 1979; USBR photo by D.J. Kline", from Black Binders Digital reproduction of photograph: P12-201-4611NA Klamath Project, OR-CA, Black Binders, Bureau of Reclamation