| 133 ly tested and analysed with a C-AMS dating method at the Institute for Particle Physics of the ETH in Zurich in the late 1990s. According to the test results the helmets date back to the 13th/14th century. Cf. Ritter, Axel: “Die Topfhelme aus der Waffensammlung Boissonas”, in “Zeitschrift der Gesellschaft für historische Waffen- und Kostümkunde”, volume 42 (2000): issue no. 1, p. 35ff. The method used at the time is controversial among experts, however, and the authenticity of the helmets is still called into question. Provenance: Previously owned by the Genevan alderman Charles Boissonas who was an avid collector between 1865 and 1920. Then in various Swiss private collections. 306575 II - III € 2.000 1204 1203
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