Glass and Glass Manufacture, by Percival Marson 63421 [Link: http://www.gutenberg.org/6/3/4/2/63421 ] [Files: ; 63421-0.txt; 63421-h.htm] Thanks to deaurider, Barry Abrahamsen, and the Online Distributed Proofreading Team at https://www.pgdp.net (This file was produced from images generously made available by The Internet Archive) Regards, Al