The Silent Alarm, by Roy J. Snell 41772 [Subtitle: A Mystery Story for Boys] [Link: http://www.gutenberg.org/4/1/7/7/41772 ] [Files: 41772.txt; 41772-0.txt; 41772-h.htm] Thanks to Stephen Hutcheson, Rod Crawford, Dave Morgan and the Online Distributed Proofreading Team at http://www.pgdp.net (This book was produced from images made available by the HathiTrust Digital Library.) David