Russian Local Post (Zemstvo); U.S. & Worldwide Stamps
February 8, 2012 and February 22-23, 2012
| Images | Description | Current Bid |
 | Lot #2394 COLOMBIA Air Post 1919 2c carmine rose, "1" with serifs variety (position 5), used on first flight cover from Barranquilla to Puerto Colombia, signed Herbert Bloch, cover creases away from the stamp, which is well centered and v.f. Only 20 copies of this variety were printed (YT PA1a, catalogue value for used off cover)  Catalog #C1a Catalog Value €7,500 | Price Realized $3,000.00 |
 | Lot #2395 COLOMBIA Air Post 1920 Curtiss Aereo Plane & Motor Co. (Glen Curtiss started as a motorcycle manufacturer. Alexander Graham Bell lent financial assistance. The two inventors focused their ingenuity on the Curtiss motorcycle engine to power the first Curtiss airplane. Glen Curtiss, sometimes called the "Father of Aviation" opened his patent without compensation, truly advancing aviation) advertising labels, a spectacular group of 19 different, including eight which were converted into postage stamps (the other eleven were discarded because designs were not considered appropriate or not conveniently arranged for overprinting), each with sheet corner margin bearing both the "Curtiss" label and advertising slogans (such as "Time Flies: When will You?"), unused without gum as issued, v.f. (catalogue value for 18 labels only) (*) Catalog #C2/10E Catalog Value $4,000 | Price Realized $3,750.00 |
 | Lot #2396 COLOMBIA Air Post 1920 10c Woman and Boy Watching Plane, unused without gum as issued, full margins all around, v.f., signed Kessler, Sanabria, with cert., (*) Catalog #C2 Catalog Value $3,000 | Price Realized $2,100.00 |
 | Lot #2397 COLOMBIA Air Post 1920 10c Clouds and Small biplane at top, unused without gum as issued, v.f., signed Champion, with cert., (*) Catalog #C3 Catalog Value $3,800 | Price Realized $2,100.00 |
 | Lot #2398 COLOMBIA Air Post 1920 10c Flier in Plane Watching Biplane, unused without gum as issued, large margins all around, v.f., signed Kessler, with cert., (*) Catalog #C5 Catalog Value $3,500 | Price Realized $2,100.00 |
