Pictoral drawing of Portland Sewage Treatment Plant [copy negative]

Monday, February 10, 1964

A2012-005

P/13069

Includes information on: Coarse Screens, Mechanically Cleaned Bar Screens ; Laboratory-Garage and Shop, Grit Channels ; Screen House ; Digesters and Settling Tanks.

City Auditor - Archives & Records Management - City Collections - Public Works Administration (Archival) - Public Works Administrator - Photographs