Arch Bridge Postcards Arch Bridge No. 1842 Postmark. Caption on front: Arch Bridge, Franklin Park, Boston, Mass. Postmarked Mar 13, 1919. With one-cent stamp. On verso: Published by Mason Bros. & Co., Boston, Mass. Made in U.S.A. Facebook Twitter Print Friendly Skills Arch Bridge, Dorchester, Franklin Park, Sheep Posted on December 5, 2022 ← Playing Tennis Overlook, Franklin Park →