1981 The 2nd Anniversary of the Open Air Museum, Ballenberg, International Year of the Disabled

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1981 The 150th Anniversary of the Birth of Albert Anker

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1981 International Congress of Surveyors

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1981 The 50th Anniversary of Swissair

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1981 Airmail - Pro Aero - The 50th Anniversary of Swissair

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1981 EUROPA Stamps - Folklore

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1981 Pro Patria - Post Signs

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1981 The 500th Anniversary of Freiburg, Solothurn and Stanser Verkommnis

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1981 Anniversaries

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1981 Restoration of St. Pierre's Cathedral in Geneve

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1981 Pro Juventute - Municipal Coat of Arms

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