The Dorchester High School Postcards The Dorchester High School No. 283 Postcard. Caption on front: The Dorchester High School. Postmarked Nov 14, 1906. Dorchester Station, Boston, Mass. With one cent stamp. On verso: No. 11. Pub. by Boston Post-Card Co., 12 Pearl St. Facebook Twitter Print Friendly Skills Codman Square, Dorchester, High School Posted on November 15, 2022 ← Second Congregational Church Codman Square →