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Dams
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Lawrence, C.D.
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Dams
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Drilling and boring machinery
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Irrigation projects
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1. [Image] Gerber Dam Core Drilling Program
CN-12-200-44A Klamath Project, Oregon-California. View of core drilling platform. Drill is operating. Chet Gore, Chief Engineer's Office, is standing beside drill; October 1969; Bureau of Reclamation ...Citation