Search

You searched for: Start Over History Remove constraint History Author Lawrence, C.D. Remove constraint Author: Lawrence, C.D. Subject Dams -- Maintenance and repair Remove constraint Subject: Dams -- Maintenance and repair Subject Drilling and boring Remove constraint Subject: Drilling and boring Subject Irrigation projects Remove constraint Subject: Irrigation projects

Search Results

  • 1. [Image] Core drilling of Gerber Dam
    5129
    CN-12-201-589NA Klamath Project - Oregon-California. View of drilling platform from stream bed; October 1969; USBR photo by C. D. Lawrence
    Citation
  • 2. [Image] Core drilling of Gerber Dam
    5133
    CN-12-201-593NA Klamath Project - Oregon-California. View of dragline, compressor and drilling platform; October 1969; USBR photo by C. D. Lawrence
    Citation
  • 3. [Image] Core drilling of Gerber Dam
    5128
    CN-12-201-588NA Klamath Project - Oregon-California. View of Bucyrus-Erie 22-B dragline used to move drilling platform from place to place on downstream face of dam. Dragline was borrowed from Fish and ...
    Citation
  • 4. [Image] Core drilling of Gerber Dam
    5132
    CN-12-201-592NA Klamath Project - Oregon-California. View of Bucyrus-Erie 22=B dragline used to lift drilling platform; October 1969; USBR photo by C. D. Lawrence
    Citation