Embossed Seal Proofs For Columbian Exposition, ca.1893-1905 Expositions. General Managers' New York World's Columbian Exposition, State of NY Seal above Santa Maria, Queen at left and Columbus at right. 75mm large size (3); Pan-American Exposition, Buffalo NY, logo embossed as an envelope corner-card (2) Large 6 inch blue tone of expo logo; Letterhead top from the Jamestown Exposition Co. Blue and white. 7 pieces.
Estimate: 400-800