Göttingen, 1933 115pp., with some music examples in text, 23cm., softcover (label at spine), text in German in Gotic script, Doctoral dissertation (Dissertation zur Erlangung der Doktorwürde der Philosophischen Fakultät der Georg-August-Universität zu Göttingen), stamp at verso of t.p., some annotations and underlinings in pencil (can easily be erased), M109366