Item 88949 - Power Plant, Island Avenue, Portland, 1924 Item 88949 - Power Plant, Island Avenue, Portland, 1924 Contributed by City of Portland - Planning & Development Item 88949 Zoom 4794px x 3664px - 16.0"w x 12.2"h @ 300dpi | Need a larger size? *Credit line must read: Collections of City of Portland - Planning & Development Image Info Power Plant at Island Avenue, Portland, was owned by Charles Brown in 1924. Worthless, to be torn down Show Details