Worldwide Air Post Stamps and Postal History, Philatelic Rarities of the World. Part 2

Volga German Autonomous Soviet Republic

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Start price: $75

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1936 (September 24), registered cover from Engels to Gorky, franked by horizontal pair of 20k green on light bluish green network (both defected), tied by bilingual ”Engels. Kiosk 5. ASSRNP” date stamp with dots at top and bottom, Gorky ”27.9.36”hs on reverse, some cover paper discoloration, still fine, Est. $100-$150, Sc. # 422