Scientific American, Volume 56, No. 9, February 26, 1887, by Various 48300 [Link: http://www.gutenberg.org/4/8/3/0/48300 ] [Files: ; 48300-0.txt; 48300-h.htm] Thanks to Juliet, Wayne Hammond and other, Juliet Sutherland and the Online Distributed Proofreading Team at http://www.pgdp.net Regards, Al