A Supplement to Clarke's Dictionary of Practical Materia Medica
by Peter David Fraser
Clarke's Dictionary is available in 3 volume book form from most homopathic suppliers. It is included in most Materia Medica computer programs (Isis, Encyclopedia Homeopathica or ReferenceWorks) Or is available on line (by subscription) at The Homeopathy International Website
Peter Morrell has written extensively on Clarke and the history of English Homopathy and his writings are available online at http://www.homeoint.org/morrell/index.htm
There are many Provings of new remedies on this site.
Homeopathy Home has a page of links to homopathic provings.
Another valuable List of Provings is maintained by Jorg Wichmann.
There is a Database of Provings maintained by Jeremy Sher's Dynamis School.
Many new provings are included in the Materia Medica computer programs (Isis, Encyclopedia Homeopathica or ReferenceWorks)
For more general homopathic links go to The Homopath's Webshelf