Item 55149 - 560 Forest Avenue, Portland, 1924 Item 55149 - 560 Forest Avenue, Portland, 1924 Contributed by City of Portland - Planning & Development Item 55149 Zoom 4702px x 3233px - 15.7"w x 10.8"h @ 300dpi | Need a larger size? *Credit line must read: Collections of City of Portland - Planning & Development Image Info Dwelling - Single family at 560 Forest Avenue in Oakdale, Portland, was owned by Mary Whitney Sylvester in 1924. Show Details