The 100th Anniversary of Robert Koch's Discovery of Tubercle Bacillus 1982
Ora in esposizione: Gibuti - Francobolli postali - 1982 - The 100th Anniversary of Robert Koch's Discovery of Tubercle Bacillus - 1 francobolli.
1982
The 100th Anniversary of Robert Koch's Discovery of Tubercle Bacillus
24. Marzo WM: Nessuno Dentellatura: 13
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