The walls, by Keith Laumer                                             72410   [Author: Keith Laumer]   [Link: https://www.gutenberg.org/7/2/4/1/72410]   [Files: 72410-0.txt; 72410-h.htm] Thanks to Greg Weeks, Mary Meehan and the Online Distributed Proofreading Team at http://www.pgdp.net Regards, Chuck