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Visual Materials

Big Creek - Mammoth Pool - Hole thru at inlet portal of power tunnel from across river

Description: Big Creek - Mammoth Pool - Hole thru at inlet portal of power tunnel from across river.
Type: Visual Materials(Opens in new tab)
Date: 4/13/1959
Call number: photCL SCE 06 - 45887
Find out more: View in the Huntington Digital Library(Opens in new tab); View in the Library catalog(Opens in new tab)

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