U-Boot-Abenteuer im Sperrgebiet, by Karl Emil
   Selow-Serman               61955
     [Language: German]
     [Link: http://www.gutenberg.org/6/1/9/5/61955 ]
     [Files: 61955-0.txt; 61955-h.htm]
   Thanks to Peter Becker and the Online Distributed
   Proofreading Team at https://www.pgdp.net (The digitized
   holdings of the Staatsbibliothek zu Berlin are available
   to all interested parties worldwide free of charge for
   non-commercial use.)
   Chuck