General Conference of ICOM (4th 1956 Basel, Switzerland; Bern, Switzerland; Zurich, Switzerland; Schaffhausen, Switzerland; Neuchâtel, Switzerland and Geneva, Switzerland)

• Quatrième conférence générale de l'ICOM, Bâle, Berne, Zurich, Schaffhouse, Neuchâtel, Genève, 2-9 Juillet 1956