Dorchester High School, Dorchester, Mass. Postcards Dorchester High School, Dorchester, Mass. No. 222 Postcard. Caption on front: E6430 Dorchester High School, Dorchester, Mass. Postmarked Nov 18, 1910 Dorchester Center Station, Boston. With one cent stamp. On verso: Germany. Facebook Twitter Print Friendly Skills Codman Squaare, Dorchester High School Posted on November 12, 2022 ← Dorchester High School, Dorchester, Mass. Dorchester High School, Dorchester, Mass. →