Full exterior views of Dunkin\u27 Donuts, 331 Allen Avenue (Allen\u27s Corner), at the southeast corner of Allen Avenue and Washington Avenue on its grand opening. The Allen\u27s Corner Dunkin\u27 Donuts replaced the franchise store at 601 Congress Street. (A photo of the Congress Square Dunkin\u27 Donuts, demolished in October 1981, can be seen at this link.) Top photo: Exterior view from northwest. Bottom photo: Exterior view from southwest. Photos published in the Evening Express, on 31 December 1983https://digitalcommons.portlandlibrary.com/pphnegs_images_business/1448/thumbnail.jp