International Stamp Exhibition "Pacific '97" - San Francisco, USA - The 100th Anniversary of the Death of Heinrich von Stephan (Founder of the U.P.U.), 1831-1897 1997
Now showing: Dominica - Postage stamps - 1997 - International Stamp Exhibition "Pacific '97" - San Francisco, USA - The 100th Anniversary of the Death of Heinrich von Stephan (Founder of the U.P.U.), 1831-1897 - 3 stamps.