Worldwide Air Post Stamps and Postal History, Philatelic Rarities of the World, Part 1

Worldwide Air Post Stamps and Postal History - Czechoslovakia

The auction will start in __ days and __ hours

Start price: $250

Buyer's premium:

Description

1920, seven trial Airplane surcharges 28k on imperforate Hradcany stamps of 20h greenish blue (black), 20h carmine (black), 25h (black), two of 200h (black and brown), two of 500h (blue and greenish black), large part of OG, VF and scarce group, each one properly expertized, Scott #C3