600 volt system : underground district (Blocks in underground district) : Portland Railway Light & Power Company

Saturday, June 1, 1907

Saturday, March 20, 1915

A2002-002

M/24

Illustrates where electrical lines ran in the downtown area. Includes trolley and trolley feeder lines. Updated to 1915.

City Auditor - Archives & Records Management - Auditor's Historical Records

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