Item 63719 - 189-191 Middle Street, Portland, 1924 Item 63719 - 189-191 Middle Street, Portland, 1924 Contributed by City of Portland - Planning & Development Item 63719 Zoom 3542px x 4632px - 11.8"w x 15.4"h @ 300dpi | Need a larger size? *Credit line must read: Collections of City of Portland - Planning & Development Image Info Store & Office at 189-191 Middle Street in Old Port, Portland, was owned by Casco Mercantile Trust Company in 1924. Show Details