Published
Photograph showing the boilers at Station E in northwest Portland, near the intersection of NW 21st Avenue and NW Sherlock Avenue. Written at the top of each boiler is “Cahall Safety Boiler, The Aultman & Taylor MCH Y Co. Builders, Mansfield, Ohio.”
Portland General Electric Photograph Collection; Org. Lot 151; Box 1; PGE 5-92
Creative Commons - Attribution, Non-Commercial, ShareAlike (BY-NC- SA) http://creativecommons.org/licenses/by-nc-sa/4.0/