Item 38639 - 17-21 Avon Street, Portland, 1924 Item 38639 - 17-21 Avon Street, Portland, 1924 Contributed by City of Portland - Planning & Development Item 38639 Zoom 4816px x 3632px - 16.1"w x 12.1"h @ 300dpi | Need a larger size? *Credit line must read: Collections of City of Portland - Planning & Development Image Info Dwelling - Single family at 17-21 Avon Street in West End, Portland, was owned by Frances S Twitchell in 1924. Show Details