Lot of 10. Four are postmarked w/ stamps (1 cent, one of Statue of Liberty). Two RPC[x=#8217/]s (b/w) : blimp offer Grants Park, Chicago and one of the [x=#8220/]balloon house[x=#8221/] in Atlantic City N.J for Air Ship AMERICA (1910). Two 13 cent uncanceled stamps of the Graf Zeppelin trans-Atlantic flight 1928 by Tyrol Flying [x=#8220/]A[x=#8221/]. Remainder are different airships around the U.S. Protective sleeves.Date: 1908-44Country (if not USA): State: City: Provenance: Ken Prag CollectionATTENTION CHRISTMAS SHOPPERS! If you[x=#8217/]ll be needing your auction winnings for Christmas delivery, please let us know right away. We realize there is a very tight window for Christmas shopping, and we will do our best to get the goods out. We are only able to offer this service to a select few and expedited fees will apply! The rest of the shipments will go out after Christmas. Contact us for further assistance or questions about Christmas delivery.