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Harlan F. Stone Switzerland 1862-1883: The perforated Sitting Helvetia Postage Stamp Mega Event ...
Value in the German Colonies and Offices," also Women Exhibitors sterling achievement award; Wolf Spille, "Ludwig Hesshaimer (1872-1956) Passion for Philately"; Wolf Spille, "Steam Conquers the Atlantic 1819-1860"; Harlan F.
See also: Single, Provisional, Series, Stamp, Frame
 
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