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Visual Materials

Portal Powerhouse

Description: Portal Powerhouse - Concreting pipe supports in Ward Tunnel. View of supports from upper end.
Type: Visual Materials(Opens in new tab)
Date: 9/5/1955
Call number: photCL SCE 02 - 43695
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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