Historic Inventions, by Rupert S. Holland 42517 [Link: http://www.gutenberg.org/4/2/5/1/42517 ] [Files: 42517.txt; 42517-8.txt; 42517-0.txt; 42517-h.htm] Thanks to Greg Bergquist, Matthew Wheaton and the Online Distributed Proofreading Team at http://www.pgdp.net (This file was produced from images generously made available by The Internet Archive/American Libraries.) Regards, Al