Item 87843 - Calderwood property, Island Avenue, Long Island, Portland, 1924 Item 87843 - Calderwood property, Island Avenue, Long Island, Portland, 1924 Contributed by City of Portland - Planning & Development Item 87843 Zoom 4788px x 3820px - 16.0"w x 12.7"h @ 300dpi | Need a larger size? *Credit line must read: Collections of City of Portland - Planning & Development Image Info Summer Dwelling at Island Avenue in Long Island, Portland, was owned by Sherman H. Calderwood in 1924. Show Details