« Previous WCSE International Peace Day View Full Size All Images Dark green colored ArtCraft cachet for 1992 World Columbian Stamp Expo International Peace Day Cachet Artcraft Format Other Tags ArtcraftCachets HandCancel Unaddressed WorldColumbianStampExpo Dates & Locations May 28, 1992 Chicago, IL, US Related Covers Thematic Day WCSE Space Day Stamp Collecting Day Olympic Sports Day Youth Day Exploration Day