History of Gunter's Scale, by Florian Cajori 42216
[Full title: On the History of Gunter's Scale and the Slide Rule during
the Seventeenth Century]
[Link: http://www.gutenberg.org/4/2/2/1/42216 ]
[Files: 42216.txt; 42216-8.txt; 42216-0.txt; 42216-h.htm]Thanks to Brenda Lewis, Stephen Hutcheson and the Online Distributed Proofreading Canada Team at http://www.pgdpcanada.net (This file was produced from images generously made available by The Internet Archive/American Libraries.) Regards, Al
