Fine Coins & Stamps
Lot 505:
1943, ”The Thrift Movement”, imperforated souvenir sheet of six with inverted blue three-language overprint ”In Commemoration of Exhibition of Russian Philatelic Society in China. 28-2-1943, Shanghai, China”, black special cancellations in Chinese, perfect quality, no gum as produced, VF and extremely rare, only 18 sheets with inverted overprint were produced, N. Mandrovski certificate, Sc. #471 fn
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