1901, PAN-AMERICAN EXPOSITION, multicolored U.S.Government Building on cover from Washington DC Jul 22 120, to Chicago, late usage but very pretty (Image)

Cat. US$40.00

1886, Cincinnati Industrial Exposition, on reverse of unused manila cover (Image)

Cat. US$4,050.00

Pan-Ameican Exposition, 1901, cover front only, reduced slightly at right, beautiful Indian over city multicolored cachet from Philip Becker & Co, Buffalo (Image)

Cat. US$40.00

PAN AMERICAN EXPOSITION multicolored logo, Buffalo 1900 slogan cancel ties 2¢ carmine Washington on cover to Wales Center, NY, reduced slightly at right, top edge toned (Image)

Cat. US$40.00

PAN AMERICAN EXPOSITION, 3 unused covers with same embossed logo, one in red, another in silver, another in light blue, the one in red has vertical creases, the other two are sound with light toning (Image)

Cat. US$40.00

1901, PAN AMERICAN EXPO, illus Government building on official souvenir mailing card franked with #294, to Wellsfleet, Mass. (Image)

Cat. US$30.00

PAN-AMEICAN EXPOSITION 1901, illus buffalo on globe with buildings in background in green & black, unused cover, (Image)

Cat. US$40.00

Pan-American Exposition, multicolored buffalo on globe with city building in background, unused cover (Image)

Cat. US$40.00

1904, Lewis & Clark Exposition, multicolored cachet, Hotel Josephine cnr cd, on cover with 1904 RPO cancel, to Alameda, Cal (Image)

Cat. US$50.00

Pan-American Exposition, 'Lagoon', on soiled cover posted from Madison, Ill Jan 9, 1905, to Youngstown, Ohio (Image)

Cat. US$20.00