Copyright Notice

This website and its content is copyright of R. Eric McAllister.

© R. Eric McAllister 2020. All rights reserved.

Any non-commercial redistribution or reproduction of part or all of the contents in any form is encouraged.  Please include a reference to this web site.

You may not, except with our express written permission, commercially exploit the content, except insofar as it promotes the educational purpose of the site and refers to this site.