Dunn’s Grille Postcards Dunn’s Grille No. 562 Postcard. Caption on front: Dunn’s Grille, 770 Gallivan Boulevard, Neponset Circle, Mass. Postmarked Jun 18, 1941with US defense stamp. On verso: a paragraph about Dunn’s location in Sharon and in Dorchester. Facebook Twitter Print Friendly Skills Dorchester, Dunn's Grille, Gallivan Boulevard Posted on November 25, 2022 ← Liversidge Institute, River St., Dorchester Minot School, Neponset, Mass. →