All versions of Double Lister are copyright of the author, Steven S. Bates.  

Double Lister was first released as shareware, but as of 1996, the author 
no longer supports it, nor accepts registrations.  It is therefore 
effectively free to all users.

Please note that the copyright still stands.

All individual use for personal or business purposes is expressly 
permitted; however, distribution with and/or inclusion as part of 
commercially distributed software requires written permission of the 
author, Stephen S. Bates, P.O. Box 272488, Houston, TX 77277-2488, USA.

