Stamps, waves design
1 to 5 of 5
South Africa
postage1970, Feb 14 Water 70 issue wmk. RSA in triangle tete beche (no perf info)
| - | 3c | waves | .20 |
Brazil
1980, Nov 7 Inauguration of Telebras Research Center issue unwmk p. 11.75
| - | 5cr | multi | waves |
Norway
1965, Apr 1 ITU 100th issue p. 13
| X | 60o | dkcarbrn | waves |
South West Africa
1970, Feb 14 Water 70 issue wmk. RSA in triangle (no perf info)
| - | 3c | waves | — | — |
Venezuela
1974, Jun 20 UN Conference of the Law of the Sea issue unwmk p. 12.5
| X | 15c | multi | waves |
1 to 5 of 5