Mary Hemenway School Postcards Mary Hemenway School No. 1313 Postcard. Caption on front: Mary Hemenway School, Dorchester, Mass. Photo by J. V. Hartman. Postmarked Jun 27, 1910. With one-cent stamp. On verso: Pub. by J.V. Hartman & Co., Boston, Mass. Series 64. Facebook Twitter Print Friendly Skills Adams Street, Dorchester, King Street, Mary Hemenway School Posted on December 1, 2022 ← William E. Russell School Gilbert Stuart School →