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

Monaco - Air Post stamps

The auction will start in __ days and __ hours

Start price: $200

Buyer's premium:

1955, Sea Birds, 100fr-1000fr, three complete sets of four imperforated trial color proofs, different colors for each denomination, full OG, NH, VF, Est. $250-$300, Sc. #C41-44