Item 83993 - Summer Dwelling, N. Side Trefethen Avenue, Peaks Island, Portland, 1924 Item 83993 - Summer Dwelling, N. Side Trefethen Avenue, Peaks Island, Portland, 1924 Contributed by City of Portland - Planning & Development Item 83993 Zoom 4782px x 3800px - 15.9"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 N. Side Trefethen Avenue, Peaks Island, Portland, was owned by Minnie M. Waterhouse in 1924. Show Details