I have listed the best coins from a collection of British Halfpennies on Ebay, many 18th Century and some in great condition. There are also some nice 19th century half crowns. See: http://www.ebay.co.uk/sch/pbowen24/m.html?_nkw=&_armrs=1&_from=&_ipg=25&_trksid=p3984.m1543.l2654 for a full list.