The purpose of this site is simply to resurrect and extend the life of Barry's excellent original work from the 1990s and early 2000s. It is designed to inform and educate and has no commercial aspect at all. 

The web site as such is licenced under the Creative Commons 'BY' licence, which means in simple terms it can be reused for any purpose so long as the original authors are given attribution. See for more information.

Some of the original images and text may be covered by different forms of restriction by their original creators who may reserve these rights. 

If anyone believes any images, text or other materials are used on this web site in an inappropriate manner we will be happy to add attributions or remove them as required.

Please contact info [at] replacing [at] with @ for more information.