in English, German, French and Italian languages, and considers their authors as pioneer workers in bringing electro-medicine, electro-surgery and radiology to a science which will, in the near future, undoubtedly supplant both present method of surgery and treatment by drugs.
While reading this work, if one does not find full information upon some subject, the writer will esteem it a favor if his attention is called to the fact, so that in future editions, he may try to clear up these points, thereby making the work more practical and interesting.
With the feeling that this work will be of service to the profession, the writer sends it into the world with the earnest desire that may kindle the spirit of research along these lines, and serve to alleviate the sufferings of humanity.
413 Cass Street,
Joliet , Ill., U. S. A.
May 1st 1917.
