Information presented on this Web site has been subjected to best-effort verification using the resources at my disposal.  Or, in some cases, and it should be clear where, it is only my opinion.  I accept no liability whatsoever for your use of this Web site or the information on it or linked to it.  If you'd like to point out any error or to object to something I've written, you're welcome to contact me via e-mail.  My private e-mail address is, where First is "Graham" and Last is "Davies".