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Visual Materials

Portal Powerhouse

Description: Portal Powerhouse - Preparatory work prior to penstock erection. New penstock supporting rails shown partially installed.
Type: Visual Materials(Opens in new tab)
Date: 8/17/1955
Call number: photCL SCE 02 - 43625
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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