A Letter to Sir Henry Halford a Method of Inoculating the Small-pox

A letter to Sir Henry Halford, bart., president of the Royal College of Physicians, proposing a method of inoculating the small-pox, which deprives it of all its danger, but preserves all its power of preventing a second attack. This book, "A letter to Sir Henry Halford A method of inoculating the small-pox", by Robert Ferguson, is a replication of a book originally published before 1825. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible.