| The Philatelic Foundation, (Prüferkommission) |
Attest |
Scott |
10 X 2 |
| The Philatelic Foundation, (Prüferkommission) |
Attest |
Scott |
10 X 2 |
| APS, (American Philatelic Society) (Prüferkommission) |
Attest |
Scott |
10 XI TC |
| The Philatelic Foundation, (Prüferkommission) |
Attest |
Scott |
105 L 1 |
| The Philatelic Foundation, (Prüferkommission) |
Sonstiges |
Scott |
11 X 5 |
| The Philatelic Foundation, (Prüferkommission) |
Attest |
Scott |
117 L 1 |
| The Philatelic Foundation, (Prüferkommission) |
Attest |
Scott |
117 L 7 |
| The Philatelic Foundation, (Prüferkommission) |
Attest |
Scott |
117 L 8 |
