Masters of the vortex, by Edward E. Smith 68397 [Author: Edward E. Smith] [Link: https://www.gutenberg.org/6/8/3/9/68397] [Files: 68397-0.txt; 68397-h.htm] Thanks to Greg Weeks, Mary Meehan, Al Haines, Cindy Beyer & the online Distributed Proofreaders Canada team at http://www.pgdpcanada.net Regards, Al