Item 50929 - 102-104 Exchange Street, Portland, 1924 Item 50929 - 102-104 Exchange Street, Portland, 1924 Contributed by City of Portland - Planning & Development Item 50929 Zoom 4702px x 3500px - 15.7"w x 11.7"h @ 300dpi | Need a larger size? *Credit line must read: Collections of City of Portland - Planning & Development Image Info Stores & Offices at 102-104 Exchange Street in Old Port, Portland, was owned by Nathan Silverman in 1924. Show Details