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  • 4092
    P-12-200-3079NA Klamath Project - Oregon-California. View of Command post (Laser beam) set up in the field to control grade for closed drain installation; January 1975; USBR photo by D. W. Stein
    Citation
  • 4104
    P-12-200-3091NA Klamath Project - Oregon-California. General view of trenching and installing cinders and pipe on Closed Drain #53-2; February 1975; USBR photo by D. W. Stein
    Citation