Item 89703 - Dunbar property, E. side Island Avenue, Peaks Island, Portland, 1924 Item 89703 - Dunbar property, E. side Island Avenue, Peaks Island, Portland, 1924 Contributed by City of Portland - Planning & Development Item 89703 Zoom 4746px x 3462px - 15.8"w x 11.5"h @ 300dpi | Need a larger size? *Credit line must read: Collections of City of Portland - Planning & Development Image Info Summer Dwelling at E. side Island Avenue in Peaks Island, Portland, was owned by Ella C. Dunbar in 1924. Show Details