Szilágyi András (szerk.): Ars Decorativa 24. (Budapest, 2006)
István SIMONYI: Questions and answers. An attempt at defining the so-called „Bethlen-Násfa"
2. Another "Beth\en-násfa" later transformed into a trimming of a hat. (Archive photo.) Formerly owned by count Henrik Apponyi. Documentation Department of the Hungarian National Museum, Budapest / Fonds Nr. 25. 3. Portrait of Gábor Bethlen, prince of Transylvania owned by the Hohenzollern family and was forHungarian National Museum, Budapest. merly owned by András Bethlen. Present whereabouts unknown.
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