Lot
1831 
1901, 10¢ Pan-American. In combination with 5¢ + 1¢ pair & single, all pen cancelled, on registered usage to Switzerland, purple "St. Louis Jun 11, 1901" registry postmark, appropriate backstamps, advertising corner card, stamps with few toned perfs, F.-V.F. and attractive. Scott No. 299+297+295 Estimate $100 - 150.
Realized: $350