Wood Pigeon - overprinted Erster Postsegelflug 1923
5 German reichsmark 1923
German Empire
| Country: | German Empire |
| Type: | Postage stamps |
| Series: | Semi-Official Air postal stamps |
| Nominal: | 5 German reichsmark |
| Year: | 1923 |
| Size: | 22 x 28 mm |
| Perforation: | comb 13 x 13¾ |
Semi-Official Air postal stamps
