The Logic Museum:Copyrights
From The Logic Museum
Except where expressly stated, the copyright of pages here are protected under the open-source licensing policy. These texts and scripts may be treated as free software; you can redistribute them and/or modify them under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or any later version.
- Texts already within the public domain
- Pages where the author has asserted copyright.