Manuscripts
Barge used in diamond drilling the river bed at the lower Marble Canyon damsite, near Mile 40 in Marble Canyon. Copied from print in collection of Rod Sanderson
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Drilling equipment used in anchoring the cable rigs at the Rim of Marble Canyon. Lower Marble Canyon damsite, Mile 39
Manuscripts
mssMarston papers V050/0091.01

Drilling equipment used in anchoring the cable rigs at the Rim of Marble Canyon. Lower Marble Canyon damsite, Mile 39
Manuscripts
mssMarston papers V050/0091.02



