Original photograph: 13 x 10 cm, color photograph, caption under photo reads “CN-12-201-447NA Klamath Project - Oregon-California Tour of nematode test plots in the SW Sump. August 1968 USBR Photo by J. W. Legg" from Black Binders Digital reproduction of photograph: CN-12-201-447NA Klamath Project - Oregon-California, Black Binders, Bureau of Reclamation