Martha 'Marthely' Mumenthaler, Berteli Studer
Jan 8, 1997
Duo Sprecher-Zaugg, Berteli Studer
Jan 1, 2009
Berteli Studer, Marteli Mumenthaler
Apr 28, 1998
Ernst Berchtold, Berteli Studer
Jan 1, 1961
Artist
2 Collabs
1 Collabs
Songwriter, Artist, Musician
