Item 85510 - Moore property, N. Side Sonnenstahl Road, Little Diamond Island, Portland, 1924 Item 85510 - Moore property, N. Side Sonnenstahl Road, Little Diamond Island, Portland, 1924 Contributed by City of Portland - Planning & Development Item 85510 Zoom 4776px x 3478px - 15.9"w x 11.6"h @ 300dpi | Need a larger size? *Credit line must read: Collections of City of Portland - Planning & Development Image Info Summer Dwelling at N. Side Sonnenstahl Road in Little Diamond Island, Portland, was owned by Mary E. Moore in 1924. Show Details