U.S. and Worldwide; The "Aurora" Collection of R.S.F.S.R.
February 8-10, 2011
| Images | Description | Current Bid |
 | Lot #364 COLOMBIA Air Post 1919 2c carmine rose, used on experimental flight cover to from Barranquilla to Puerto Colombia (June 18), usual filing fold away from the stamp, stamp v.f., with usual perforations (which were all separated by scissors), only 200 stamps were overprinted and only 160 covers were flown, with 2003 Sismondo cert. stating "perfect condition" (catalogue value for a faulty copy)  Catalog #C1 Catalog Value $1,700 | Price Realized $1,100.00 |
