Study of Elementary Electricity, by Thomas M. St. John 48041 [Full title: The Study of Elementary Electricity and Magnetism by Experiment] [Subtitle: Containing Two Hundred Experiments Performed with Simple, Home-made Apparatus] [Link: http://www.gutenberg.org/4/8/0/4/48041 ] [Files: 48041-8.txt; 48041-h.htm] Thanks to Chris Curnow, Chris Jordan and the Online Distributed Proofreading Team at http://www.pgdp.net (This book was produced from scanned images of public domain material from the Google Print project.) Regards, Al