U.S. & Worldwide Stamps
March 13-14, 2013
| Images | Description | Current Bid |
 | Lot #341 COLOMBIA Air Post 1918 2c carmine, overprinted "1er Servicio Postal Aereo 6-18-19", v.f. and used on special flight cover from Barranquilla to Puerto Colombia, usual filing fold away from the stamp, signed Diena etc. (catalogue value for used off cover)  Catalog #C1 Catalog Value $1,700 | Price Realized $700.00 |
 | Lot #342 COLOMBIA Air Post 1921 flown cover from Bogotá to Girardot, franked with 10c on 50c green, v.f., with departure and arrival pmks Catalog #C18 | Price Realized $450.00 |
 | Lot #343 COLOMBIA Air Post 1930 Simon Bolivar, 30c on 1p, triple surcharge, h.r., minor vertical gum bend, v.f., signed Kessler * Catalog #C82var | Price Realized $150.00 |
 | Lot #344 COLOMBIA Air Post 1932 Correo Aereo, 1p blue, imperf. sheet margin single, l.h., few toned spots, v.f. and rare, only 25 printed, signed Kessler * Catalog #C92var | Price Realized $140.00 |
 | Lot #345 COLOMBIA Air Post 1932 Correo Aereo, 1p blue, imperf. sheet margin block of four, few toned spots, hinged in margin, v.f., signed. Only 25 printed, possibly the only imperf. block of four extant  *Catalog #C92var | Price Realized $550.00 |
