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Visual Materials

Portal Powerhouse

Description: Portal Powerhouse - Channel cut in decomposed granite at outfall from Rancheria Creek to tailrace channel.
Type: Visual Materials(Opens in new tab)
Date: 9/16/1955
Call number: photCL SCE 02 - 43729
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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Portal Powerhouse - Progress picture - Excavation in diversion channel to Rancheria Creek.
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