Item 89721 - Whitney property, S. Side Lyndon Avenue, Peaks Island, Portland, 1924 Item 89721 - Whitney property, S. Side Lyndon Avenue, Peaks Island, Portland, 1924 Contributed by City of Portland - Planning & Development Item 89721 Zoom 4704px x 3419px - 15.7"w x 11.4"h @ 300dpi | Need a larger size? *Credit line must read: Collections of City of Portland - Planning & Development Image Info Summer Dwelling at S. Side Lyndon Avenue in Peaks Island, Portland, was owned by Frederick T. Whitney in 1924. Show Details