1884 World’s Industrial and Cotton Centennial Exposition, New Orleans, La. Ex. Sta., May 22. Bold strike of exposition duplex ties 2¢ red brown (210) on The Times-Democrat illustrated exposition advertising cover to Newark N.J.; reduced at left, Very Fine strike of expo duplex.
Estimate; $150 - 200. Est. $150-200 (Image)

Est. $150-200

1893 Columbian Exposition, Worlds Fair St., Chicago, Ill. Jun 2 '93. Clear strike of expo duplex on large size blue Department of State imprint cover with penalty clause to Miss Margaret Windeyer at Australia House in Jackson Park, Very Fine.
Estimate; $200 - 300.

Margaret Windeyer was the honorable commissioner for New South Wales at the 1893 World's Fair at Chicago and also N.S.W. representative for the World's Congress of Representative Women at Chicago in 1893. Est. $200-300 (Image)

Est. $200-300

1900 Paris Exposition, United States Postal Station, Aug 24. Flag machine postmark (Langford Z-27) tying France 10c Peace & Commerce on exposition post card to Newark N.J., F.-V.F. Bomar No. P00-07.
Estimate; $150 - 200. Est. $150-200 (Image)

Est. $150-200

1901 Pan-American Exposition. Allover flag design with Buffalo Head Logo in Star Field, on cover franked with 2¢ red canceled by cork handstamp, matching Clarence Center, N.Y. cds alongside, Very Fine and choice, a very scarce design.
Estimate; $200 - 300. Est. $200-300 (Image)

Est. $200-300

1901 Pan-American Exposition. Multicolored Exposition design showing U.S. Government Building, on cover franked with 1¢ Pan-Am tied by "Buffalo, N.Y., May 01" Barry machine cancel (Bomar B01-15B) used primarily for third class mail, Extremely Fine, wonderfully choice.
Estimate; $200 - 300. Est. $200-300 (Image)

Est. $200-300

1903 St. Louis Worlds Fair. Multicolored exposition design on cover to Berlin, Germany, franked with 1902, 1¢ green + 2¢ carmine, two singles (couple s.e.'s) tied by "U.S. German Sea P.O., Oct 13, 1903" duplex postmark, Very Fine and choice, an unusual and rare usage.
Estimate; $250 - 350. Est. $250-350 (Image)

Est. $250-350

1903 St. Louis World's Fair. Multicolored Exposition design showing Uncle Sam & Napoleon 1803 Louisiana Purchase Caricature, on cover franked with 2¢ red tied by 1904 Great Bend, Kans. duplex, Very Fine, very scarce.
Estimate; $150 - 200. Est. $150-200 (Image)

Est. $150-200

1904 Louisiana Purchase World's Fair, St. Louis. Multicolored exposition cover showing Uncle Sam, Eagle & U.S. Map with 1903 with crossed handstamps and 1904 correction, on cover to Keokuk, Iowa, franked with 2¢ carmine tied by 1904 Buffalo, N.Y. machine cancel, Very Fine, very scarce.
Estimate; $150 - 200. Est. $150-200 (Image)

Est. $150-200

1905 Lewis & Clark Centennial, Portland, Oregon. Multicolored design on cover franked with 2¢ red tied by 1905 Portland, Ore. exposition station machine cancel, Very Fine and choice, very scarce with exposition postmark.
Estimate; $200 - 300. Est. $200-300 (Image)

Est. $200-300