Moscow Society of Philatelists and Collectors was one of the first philatelic organisations in Soviet Russia that appeared in Moscow in 1918. Later on, it ceased and was replaced with the All-Russian
Cover of the Society Charter, 1918
Soviet Philatelic Association was a business run by the Soviet Union authorities in the field of philately.
Moscow Society of Philatelists and Collectors
…Philatelic International Soviet Philatelic Association Soviet Philatelist…
Registered letter sent from Moscow to Berlin that contained philatelic materials. It had special marks and an international trading tax stamp (placed on the envelope back) issued by the Soviet Philatelic Association