Mattapan Square Postcards Mattapan Square No. 1020 Postcard. Caption on front: Mattapan Square, Mattapan, Mass. Postmarked Hyde Park, Dec. 17, 1907. With 2 cent stamp. On verso: C 2194 Published by The New England News Company, Boston, Mass. Leipzig-Berlin-Dresden. Facebook Twitter Print Friendly Skills bridge, Dorchester, Mattapan Square Posted on November 28, 2022 ← Moonlight over Neponset Neponset River →