Opening of New U.P.U. Headquarters Building, Bern 1971
Now showing: UN New York - Postage stamps - 1971 - Opening of New U.P.U. Headquarters Building, Bern - 1 stamps.
Now showing: UN New York - Postage stamps - 1971 - Opening of New U.P.U. Headquarters Building, Bern - 1 stamps.