Soviet Union stamp: "130th anniversary of the birth of Alexander Popov (1859-1906)" (1989, October 5. Making Nikitina, TSFA number 6117). Demonstration A.S.Popov, he invented the world's first radio. Admiral SO Makarov and members of the Russian Physical and Chemical Society 25.04 (7.05) 1895 (painting by N. Sysoev, 1986, oil on canvas, CMS). Source: Catalogue of postage stamps of the USSR in 1989, ITC "Mark", 199
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USSR Post</div>
5 October 1989<div style="display: none;">date QS:P571,+1989-10-05T00:00:00Z/11</div>
Newː Scanned 600 dpi by User Matsievsky from personal collection. Oldː Personal collection. Scanned and processed by <a href="//commons.wikimedia.org/wiki/User:Mariluna" title="User:Mariluna">Mariluna</a>. 12 September 2007 (original upload date)