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

Switzerland - Official stamps

The auction will start in __ days and __ hours

Start price: $60

Buyer's premium:

FOR THE WORLD HEALTH ORGANIZATION: 1948- 50, black overprint ”Organisation Mondiale de la Sante” on definitive stamps of 1941-49, 5c-10fr, complete set of 20, high values with top margins, full OG, C.v. $250, NH, VF, SBK #6-25, CHF450, Scott #5O6-25