Popov radio discovery 54th issue of Russia
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Short desc: Popov radio discovery 54th
Issuer: Russia Date: 5/1949 Occasion: Popov radio discovery Number/Year: 54 Consists of 3 stamps: (See stamps as list) 40k pur d=Popov (1949) 50k brn d=demonstrating radio 1r dpgrn d=Popov (1949) All are perf=12 Record of changes |
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