Booklets of the World; U.S. and Worldwide; Russia
April 6-7, 2011 and April 11-12, 2011
| Images | Description | Current Bid |
 | Lot #3403 RUSSIA - AIR POST Air Post 1935 Chelyuskin Rescue, complete set of perforated trial color proofs in green, each reduced size, card mounted, some toning and minor discolorations, otherwise fine-v.f., rare P Catalog #C58-67P | Unsold |
