Auction 90, Session 2 - Worldwide Rare Stamps and Postal History

Russian Air Post Stamps and Covers

The auction will start in __ days and __ hours

Start price: $150

Buyer's premium:

1937, Aviation Exhibition, 1r black, brown and buff, souvenir sheet of four, retouch of the upper right stamp at top band, nice quality, full OG, NH and rather scarce, $200-$250, Sc. #C75a var