Stamps of Netherlands, 12 perf
1 to 3 of 3
postage
1922 unwmk p. 12
| X | 10c | gray | Queen Wilhelmina |
airmail
1928, Aug 20 Long term issue wmk. circles
| - | 40c | red | Luchtrecht | |||
| - | 75c | grn | Luchtrecht |
1 to 3 of 3
| X | 10c | gray | Queen Wilhelmina |
| - | 40c | red | Luchtrecht | |||
| - | 75c | grn | Luchtrecht |