The error world : An affair with stamps /

Geahča maid

• Errors in Postage Stamp Design /
  Dahkki: Irvine, David E. G.
• The Whole World Stamp Catalog : Current stamps and postal items from over 200 countries and where to buy them /
• Stamps and Stories : The encyclopedia of U.S. Stamps /
• Stamps as an Investment /
  Dahkki: MacGuffin, R. D. Miembro de la Sociedad Filatélica Americana, la Sociedad de Filatélicos Americanos, y ex presidente del Club de Sellos de Filadelfia
• Treasury of Stamps : 1,200 rare and beautiful stamps in color /
  Dahkki: Lidman, David