Außen-Alster
Mentioned in
- Grete Berges, Return to Hamburg (July 22, 1953), p. 6
- Martha Glass, Travel Diary during her passage from Bremerhaven to New York, February 27, 1947-March 14, 1947
- Martha Glass, Travel Diary during her stay in Germany and Austria, July 03 - October 16, 1953
