U.S.; General Issues, 1901, Pan-American, 1¢ Green & Black, Center Inverted, #294a, l.h., sound fresh example of this popular error, centered to right, 2019 P.S.E. cert.
Scott $12,500.
Estimate $2,500-3,500. (Image)

Est. $2,500.00-3,500.00

U.S.; General Issues, 1901, Pan-American, 1¢ Green & Black, Center Inverted, #294a, oval cancel, "reperfed at right and bottom", Fine to Very Fine appearance. Siegel Census No. 294a-CAN-21, Ex Colby. 2014 P.S.E. cert.
Scott $25,000. Used are considerably scarcer than unused, 52 used examples plus three on cover, for a total of 55 copies exist .
Estimate $6,000-8,000. (Image)

Est. $6,000.00-8,000.00

U.S.; General Issues, 1901, Pan-American, 5¢ Ultramarine & Black, Plate Block of 8, #297, n.h., bottom pl. #1140, "right two stamps with blue offset", Fine to Very Fine, 2019 P.S.E. cert.
Scott $3,960.
Estimate $800-1,000. (Image)

Est. $800.00-1,000.00

U.S.; General Issues, 1901, Pan-American, 8¢ Brown Violet & Black, Large Die Proof, #298P1, on India paper and die sunk on full size card blotter, proving room blue control #17026 and corner mount remnants on back, Very Fine.
Scott $575.
Estimate $200-250. (Image)

Est. $200.00-250.00

U.S.; General Issues, 1901, Pan-American, 8¢ Brown Violet & Black, Plate Block of 8, #298, o.g., "trimmed" top #1150, "thins in selvage and Pos. 3", hinge reinforced perfs, better than usual centering, Fine to Very Fine, 2004 P.S.E. cert.
Scott $3,980.
Estimate $800-1,000. (Image)

Est. $800.00-1,000.00