Item 85462 - Burr property, Valley Avenue, Great Diamond Island, Portland, 1924 Item 85462 - Burr property, Valley Avenue, Great Diamond Island, Portland, 1924 Contributed by City of Portland - Planning & Development Item 85462 Zoom 4728px x 3431px - 15.8"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 Valley Avenue in Great Diamond Island, Portland, was owned by Alba S. Burr in 1924. Alba S. Burr Heirs Show Details