Coffee Concert String Quartet 1959 with Tibor, Hugh Brown, Lucinda Gladics and Norman Hollander
Klausner String Quartet 1965. Hugh Brown, Sebe Morgulis Revitt, Tibor, and Lucinda Gladics
Volker String Quartet with Merton Shatzkin. Eva Hradetzky, Tibor, and Hugh Brown
Quartet with Tibor, Hugh Brown, Charles Stegman, and Robert Battey
The UMKC String Quartet 1979 with Tibor, Merton Schatzkin, Sebe Morgulis Revitt, and Hugh Brown
With Walter Cook 1970
With Gerald Kemner 1976
Tibor and Richard Cass
With Hugh Brown
With Composer John Kander
Klausner and Friends 1990
John McIntyre, pianist
Volker String Quartet 1992
With Richard Cass