The deadly dust, by Murray Leinster 68455 [Author: Murray Leinster] [Link: https://www.gutenberg.org/6/8/4/5/68455] [Files: 68455-0.txt; 68455-h.htm] Thanks to Greg Weeks, Mary Meehan and the Online Distributed Proofreading Team at http://www.pgdp.net Regards, Al