1893 Columbian Exposition Post Card. Mint card in red showing the "Agricultural Building", publishing attributed to Union Photo Engraving (Megson GB190, Cat. $325), tiny speck of soiling mentioned only for total accuracy, Extremely Fine, a rare card in this gem condition. Estimate  $200 - 300. $0 (Image)

1893 Columbian Exposition Post Card. Mint card in green showing the "Manufacturers and Liberal Arts Bldg", publishing attributed to Union Photo Engraving (Megson GB190A, Cat. $325), small surface abrasion at top right on this otherwise mint card, Very Fine, a rare card. Estimate  $150 - 200. $0 (Image)