1893, 6¢ Columbian, in combination with 3¢ Columbian on registered 1¢ green entire to Mexico City, Mexico, canceled by Lamar, Mo. straight line handstamps with matching "Registered, Lamar, Mo., Apr 30, 1900" fancy shield postmark, St. Louis Registry Exchange Label (Scott FX-STL1) at bottom left; cover missing backflap, otherwise Very Fine, a rare St. Louis Registry Exchange Label usage with only seven usages recorded. Scott No. 235+232  Estimate $500 - 750. $0 (Image)

1893, 6¢ Columbian, in combination with 1¢ + 4¢ Columbians on registered 2¢ Columbian entire to Riga, Russia, tied by purple star cancels with matching "Chicago, Ill., Sep 16, 1898" registry box date stamp, N.Y. etiquette and receiving backstamp; some toned perfs, otherwise Very Fine. Scott No. 235+230+233+U349  Estimate $200 - 300. $0 (Image)

1893, 6¢ Columbian, o.g., never hinged, virtually perfect centering amid evenly balanced margins, rich bright color and exceptional freshness, Extremely Fine to Superb, a lovely gem never hinged stamp. Scott No. 235  $165. $0 (Image)