KP-2418-R2 - TULE LAKE SUMP - Klamath Project. Airboat was kept on a straight course by instrument located on predetermined points. Robert Comstock at instrument; June 21, 1957; Photo by K. J. Greene
Original photograph: 13 x 10 cm, black & white photo, caption under photo reads "KP-2418-R2 - TULE LAKE SUMP - Klamath Project. Sump sounding job. Airboat was kept on a straight course by instrument located on predetermined points. Robert Comstock at instrument. K. J. Greene, Photo. June 21, 1957", from Black Binders Digital reproduction of photograph: KP-2418-R2 - TULE LAKE SUMP - Klamath Project, Black Binders, Bureau of Reclamation