Doorstep, by Keith
   Laumer                                                51509
     [Link: http://www.gutenberg.org/5/1/5/0/51509 ]
     [Files: 51509.txt; 51509-h.htm]
   Thanks to Greg Weeks, Mary Meehan and the Online
   Distributed Proofreading Team at http://www.pgdp.net
   Chuck