The G. Denisenko Collection of Imperial Russia; U.S. & Worldwide Stamps
March 7, 2007 and March 13-14, 2007
| Images | Description | Current Bid |
 | Lot #1543 FRANCE Air Post 1870 Ballon Monte (30 December), "L'Armee de la Loire" to Russia, FL insufficiently franked with 20c (Ceres), with boxed "PF", addressed to St.Petersburg, without arrival pmk but with blue "F2" Prussian tax in crayon, fine and very rare Ballon Monte to Russia, possibly the only known underpaid franking, signed Calves  | Price Realized $10,000.00 |
