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

Russian Locals of the Civil War period - South Russia - Yekaterinodar issue

The auction will start in __ days and __ hours

Start price: $150

Buyer's premium:

1918-20, double black surcharge ”-50” on 2k green, three-side margin imperforated block of 20 (5×4), full OG, NH or hinged (two top stamps), VF, C.v. $800 as hinged singles, Est. $250-$300, Scott #36b