Diana Mittler, Wolfgang Holzmair, Russel Ryan
Sep 18, 2006
Wolfgang Holzmair, Russel Ryan
Franz Mittler, Hugo Wolf Quartett
Feb 1, 2008
Franz Mittler, Ignaz Friedman
Feb 4, 2020
Record Label
30 Collabs
Artist, Songwriter
20 Collabs
Artist, Musician
8 Collabs
Songwriter