Commemorative Congress first day cover
First day cover of stamps designed by the French Centre to commemorate the 45th PEN International Congress in Lyon, France, 1981. The title of this Congress was Literature: Hope...
Commemorative postage stamp
Front and back of a postage stamp issued by the Republic of Croatia on 19 April 1993, which was in circulation until 1 June 1994. This multicoloured stamp commemorated...