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| Bertha has been organising
exhibitions in many countries. Her follows a list of the
growing number: |
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1982 - Galerie "Le
Mirador", Mont-Perlin, Vevey 1982 - Galerie "Christian Art", Geneva 1981 - Salle "Institut des Beaux-Arts", Vevey 1981 - Galerie "Christian Art", Lausanne 1981 - Galerie "Christian Art", Clarens 1981 - Galerie "Helian", Montreux |
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