Bidspirit auction | 1977 International Society of Postmasters
1977 International Society of Postmasters Official Commemorative Issue First Day Covers with Sterling Silver Coins (2) for 'Rio de Janeiro Railroad' and 'Czechoslovakian Folk Costumes'.
1977 International Society of Postmasters Official Commemorative Issue First Day Covers with Sterling Silver Coins (2) for 'Rio de Janeiro Railroad' and 'Czechoslovakian Folk Costumes'.