17 November (Panama ) within release Gorgas Memorial Institute goes into circulation Stamp Gorgas Memorial Institute of Tropical and Preventive Medicin face value 0.50 Panamanian balboa
Stamp Gorgas Memorial Institute of Tropical and Preventive Medicin in catalogues | |
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Michel: | Mi:PA 1905 |
WADP Numbering System - WNS: | WAD:PA002.03 |
Stamp is horizontal format.