Magnus, Rudolf, 1873-1927 |
Goethe as a scientist / Rudolf Magnus ; foreword by Günther Schmid ; translated by Heinz Norden |
New York : Collier books, 1961. |
Magnus, Rudolf, 1873-1927 |
Goethe as a scientist / R. Magnus ; foreword by Gunther Schmid ; translated by Heinz Norden |
New York : H. Schuman, 1949. |