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You searched for: Start Over History Remove constraint History Subject Drilling and boring machinery Remove constraint Subject: Drilling and boring machinery Subject Gerber Dam (Oregon) Remove constraint Subject: Gerber Dam (Oregon) Subject Irrigation projects Remove constraint Subject: Irrigation projects Material Types Image Remove constraint Material Types: Image

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  • 5212
    CN-12-200-59A Klamath Project, Oregon-California. View showing hollow core drill bit; October 1969; Bureau of Reclamation photo by C.D.Lawrence
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  • 5198
    CN-12-200-45A Klamath Project, Oregon-California. Panoramic view of core drilling operation from west walkway on top of dam; October 1969; Bureau of Reclamation photo by C.D.Lawrence
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  • 5213
    CN-12-200-60A Klamath Project, Oregon-California. The driller and his helper are adding an extension to drill bit. Pictured from left to right are: Angelo Doveri, owner-operator of hydraulic crane (at ...
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