Down the Neponset, Hallet & Davis Postcards Down the Neponset, Hallet & Davis No. 1331 Postcard. Caption on front: Down the Neponset from Granite Bridge. New Hallet & Davis factory. Postmarked Nov. 9, 1912 Dorchester Center Station. With one-cent stamp. Facebook Twitter Print Friendly Skills Dorchester, Hallet & Davis Piano Factory, Keystone Building, Neponset River Posted on December 3, 2022 ← Codman Square Stoughton Street Baptist Church →