To much of the material, in this little book, I am indebted toOrganon and Chronic Diseases of Hahnemann. To thewritings and books of Dr. James Tyler Kent. To thewritings of Doctors A. H. Grimmer, Julia Loos,Margaret Tyler and R. G. Miller. To thesephysicians as well as all others who aretrying to practice our art and to allthose who are seeking tounderstand our principlesthis book is dedicated.