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

Soviet Union Stamps of 1941-91

The auction will start in __ days and __ hours

Start price: $1,500

Buyer's premium:

1976, Intercosmos Program, 6k and 10k, two sheet margin imperforated singles, the last one has bottom left corner margin, 6k has tiny gum soiling at the margin only, full OG, NH, VF and very rare, Est. $2,000-$2,500, Sc. #4489, 4493 imp