Radio K1MAC Postcards Radio K1MAC No. 580 Postcard. Caption on front: K1MAC … Dorchester 24, Massachusetts, U.S.A. Phil Field, 569 Talbot Avenue. Postmarked Mar 26, 1960. With three-cent stamp. Facebook Twitter Print Friendly Skills 569 Talbot Avenue, Dorchester, ham radio, Phil Field, radio Posted on November 25, 2022 ← 223 Neponset Avenue Pilgrim Church and Walter N. Baker’s Pharmacy →