Wargaming for Grown-Ups Publications has a stock of rules for direct sale. Prices are:
To Ur is Human £5.00
It's Getting a Bit Chile £14.99
Dicing with Death £8.99
Taiping Era £14.99
Indian Mutine-era £5.00
Full set: £45.
Sales within the UK are postage free, subject to a minimum order of £10. Postage will be 2nd class standard. If you want your order to be signed for at your end there'll be a £2 surcharge.
Overseas sales are subject to a minimum £5 p&p charge, subject to location, but contact me for an exact quote.
Payment will be by my "PayPal.Me" link, in £ Sterling (GBP) or by bank transfer. Email me at wgfgup(at)gmail.com if you are interested.
Orders will be sent out next working day at the latest, assuming the rules are in stock, or a couple of weeks if I have to order some in. I can autograph copies if that's the sort of thing you like.