Glass Manufacture, by Walter Rosenhain 52724 [Link: http://www.gutenberg.org/5/2/7/2/52724 ] [Files: ; 52724-0.txt; 52724-h.htm] Thanks to Chris Curnow, Charlie Howard, and the Online Distributed Proofreading Team at http://www.pgdp.net (This file was produced from images generously made available by The Internet Archive) Regards, Al