| LEGEND | Bid Sheet (English) | Ordre d'achat (Français) |
| Lot No | Type | Description | Price |
| 11816 | ESS |
GUINEA (1966) Water cycle*. UNESCO emblem*. Trial color proof pair. Symbolic water cycle, issue was for the Decade of International Hydrology. Scott Nos 434, Yvert No 285.
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AVAILABLE AT $15 |