Handbuch der chemischen Technologie, by Rudolf Wagner 56330 [Subtitle: Achte Auflage] [Language: German] [Link: http://www.gutenberg.org/5/6/3/3/56330 ] [Files: 56330-8.txt; 56330-h.htm] Thanks to Peter Becker, Jens Nordmann and the Online Distributed Proofreading Team at http://www.pgdp.net (This transcription was produced from images generously made available by Bayerische Staatsbibliothek / Bavarian State Library.) Chuck