1933, Leningrad Philatelic Exhibition, red first day cancel with Sc 487 on specially overprinted card ''Greetings from the All-Union Philatelic Exhibition. Leningrad. State Museum of the Revolution March 21 - April 21, 1933"

Scarce philatelic item from the first Soviet Philatelic exhibition in Leningrad, Condition is VF

Listed in 2008 Liapin catalog at 300 Euros 

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