The 100th Anniversary of Dr. Hansen's Discovery of Leprosy Bacillus 1973
Ora in esposizione: Niger - Francobolli postali - 1973 - The 100th Anniversary of Dr. Hansen's Discovery of Leprosy Bacillus - 1 francobolli.
1973
The 100th Anniversary of Dr. Hansen's Discovery of Leprosy Bacillus
29. Marzo WM: Nessuno Dentellatura: 12½ x 13
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