The North, Central and South American Exposition/Board of Management. Printed corner card in blue on 1885 unsealed cover with Exposition Logo showing the Globe, franked with 1¢ Bank Note (small scuff) tied by "New Orleans, La." duplex cancel, included is original printed enclosure with illustrated letterhead showing The Main Exposition Building inviting Inventors & Patent holders to exhibit at the Fair, sent to the U.S. Consul in Cologne, Germany, Very Fine and attractive, a unique Exposition item. Estimate  $200 - 300. $0 (Image)