Source: National Library of Australia — “With the greetings of the BBC. Christmas 1936” Promotional christmas card with schematic world map produced by the British Broadcasting Corporation.
(indirectly via Rupert Goodwins.)
Source: National Library of Australia — “With the greetings of the BBC. Christmas 1936” Promotional christmas card with schematic world map produced by the British Broadcasting Corporation.
(indirectly via Rupert Goodwins.)