Question:
Where was Gottfried Köthe educated in Nov, 1930?

Context:
 Gottfried Köthe attended University of Göttingen from Jan, 1928 to Jan, 1929. 
 Gottfried Köthe attended University of Bonn from Jan, 1929 to Jan, 1930. 
 Gottfried Köthe attended University of Graz from Jan, 1923 to Jan, 1927. 
 Gottfried Köthe attended University of Münster from Jan, 1930 to Jan, 1931.

Answer:
University of Münster