Ilona Feher or Ilona Fehér, was one of the representatives of the Hungarian Violin School whose greats are: Joseph Böhm, Joseph Joachim, Jakob Grün, Leopold Auer, Jenő Hubay, Carl Flesch, Joseph Szigeti, Tibor Varga, Sandor Vegh, André Gertler, Kato Havas, Paul Rolland, Geza Szilvay, etc. Wikipedia