Stamps of Laos, Twin Cities St. Astier (France) and Keng-Kok (Laos) issue
1 to 3 of 3
airmail
1971, Aug 6 Twin Cities St. Astier (France) and Keng-Kok (Laos) issue unwmk (no perf info)
| - | 30k | brn | .20 | |||
| - | 70k | .20 | ||||
| - | 100k |
1 to 3 of 3
| - | 30k | brn | .20 | |||
| - | 70k | .20 | ||||
| - | 100k |