Item 48018 - 481-511 Commercial Street, Portland, 1924 Item 48018 - 481-511 Commercial Street, Portland, 1924 Contributed by City of Portland - Planning & Development Item 48018 Zoom 4802px x 3540px - 16.0"w x 11.8"h @ 300dpi | Need a larger size? *Credit line must read: Collections of City of Portland - Planning & Development Image Info YMCA Building at 481-511 Commercial Street in Waterfront, Portland, was owned by Portland Terminal Co. in 1924. Show Details