Astronomy Explained Upon Sir Isaac Newton's Principles, James Ferguson 60619 [Subtitle: And made easy to those who have not studied mathematics] [Link: http://www.gutenberg.org/6/0/6/1/60619 ] [Files: 60619-0.txt; 60619-h.htm]
Thanks to MFR, Sonya Schermann, and the Online Distributed Proofreading Team at http://www.pgdp.net (This file was produced from images generously made available by The Internet Archive) David
