Image #1
WORLDWIDE AIR POST STAMPS AND POSTAL HISTORY
CZECHOSLOVAKIA
First Air Post issue
Lot # 70 | P | Scott # C3
| 1920, Hradcany issue, black trial surcharge 28k on 200h ultra, bottom sheet margin horizontal pair with numeral imprints, full OG, VLH, VF and rare, expertized by Tribuna and others . |