Stamps of Guyana, 12th World Orchid Conference issue
1 to 3 of 3
postage
1986, Oct 6 12th World Orchid Conference issue ovpted (no wmk info) (no perf info)
| - | 650c | on 40c (43) | ||||
| - | 650c | on 55c (21) (1987) | ||||
| - | 650c | on 55c (21) (1987) |
1 to 3 of 3
| - | 650c | on 40c (43) | ||||
| - | 650c | on 55c (21) (1987) | ||||
| - | 650c | on 55c (21) (1987) |