Tumbling for Amateurs, by James T. Gwathmey 62283 [Link: http://www.gutenberg.org/6/2/2/8/62283 ] [Files: 62283-0.txt; 62283-h.htm] Thanks to Richard Tonsing, Chris Curnow, and the Online Distributed Proofreading Team at https://www.pgdp.net (This file was produced from images generously made available by The Internet Archive) David