Radio W1QOS Postcards Radio W1QOS No. 574 Postcard. Caption on front: W1QOS Queen of Sheba … Cy Spector, 17 Avenue N, Dorchester, 24 Mass. U.S.A. Postmarked Apr 15, 1948. With one cent stamp. Facebook Twitter Print Friendly Skills 17 Avenue N, Cy Spector, Dorchester, ham radio, radio Posted on November 25, 2022 ← Radio W1MYG Pilgrim Church →