Günter Gröschelbeck and Malcolm Martineau. - Nicht Wiedersehen!-r.strauss, Mahler, H.rott: Groissbock(B)Martineau(P) - Import CDCredits: Gnter Grschelbeck and Malcolm Martineau. Description: Gnter Groisbeck is an Austrian bass singer. His recordings of German lieder by Brahms, Mahler, and others have received rave reviews for his deep and powerful voice. In this recording, she and longtime collaborator Malcolm Martineau sing various songs by Richard Strauss, Mahler's "The Wonderful Horns of a Child" and "Songs of a Young Man," and three songs by Hans Lott. Of the three, the