Science for School and Family, by Worthington Hooker 52921 [Full title: Science for the School and Family, Part I. Natural Philosophy] [Link: http://www.gutenberg.org/5/2/9/2/52921 ] [Files: ; 52921-0.txt; 52921-h.htm] Thanks to Juliet Sutherland, John Campbell and the Online Distributed Proofreading Team at http://www.pgdp.net Regards, Al