Document - Broadcast Listener's Licence, Postmaster General's Department, Commonwealth of Australia, 1940s Physical description Broadcast Listener's Licence No 11780 for G M DAViIS, 279 Graham St SC7 18.07.1947. Port Melbourne date stamp is 18 July 1946. Subjects families, communication - radio, business and traders, george marcus (mark) davis, george washington davis, carl davis, tommy lahiff, vern hookey