Schutz- und Trutzbündnisse in der Natur, by Wilhelm Bölsche 50003 [Language: German] [Link: http://www.gutenberg.org/5/0/0/0/50003 ] [Files: 50003-0.txt; 50003-h.htm]
Thanks to Peter Becker and the Online Distributed Proofreading Team at http://www.pgdp.net David
