Item 45493 - 21 Columbia Road, Portland, 1924 Item 45493 - 21 Columbia Road, Portland, 1924 Contributed by City of Portland - Planning & Development Item 45493 Zoom 4768px x 3533px - 15.9"w x 11.8"h @ 300dpi | Need a larger size? *Credit line must read: Collections of City of Portland - Planning & Development Image Info Dwelling - Single family at 21 Columbia Road in Rosemont, Portland, was owned by Eoline M Wilson in 1924. The property was also owned by A.L. Monson. Show Details