Setem baru oleh Canada Post - Radio. Siaran radio Canada menyambut ulangtahun ke-100 pada 2020.
Petikan -
On the evening of May 20, 1920, Marconi Wireless Telegraph Company of Canada station XWA – for Experimental Wireless Apparatus – broadcast the first Canadian radio program to a Royal Society of Canada gathering at Ottawa’s Château Laurier. The closed broadcast included a live performance by soprano Dorothy Lutton, delivered from the Marconi factory studios in Montréal.
Source - canada post 2020.
History of Radio
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