Item 89020 - John W. Trefethen Heirs property, N. Side Island Avenue, Lot 93, Peaks Island, Portland, 1924 Item 89020 - John W. Trefethen Heirs property, N. Side Island Avenue, Lot 93, Peaks Island, Portland, 1924 Contributed by City of Portland - Planning & Development Item 89020 Zoom 4800px x 3525px - 16.0"w x 11.8"h @ 300dpi | Need a larger size? *Credit line must read: Collections of City of Portland - Planning & Development Image Info Dwelling at N. Side Island Avenue, Lot 93 in Peaks Island, Portland, was owned by John W. Trefethen Heirs in 1924. Show Details