Along Blue Hill Avenue Postcards Along Blue Hill Avenue No. 2630 Postcard. Caption on front: Along Blue Hill Avenue looking West, Mattapan, Mass. Postmarked Mattapan Station. On verso: Pub. by Thomson and Thomson, Boston, Mass. No. 2762. Printed in Germany. Facebook Twitter Print Friendly Skills Blue Hill Avenue, Dorchester, Mattapan, three deckers Posted on December 10, 2022 ← Stairs, Bear Dens Bear Dens, Zoological Gardens →