This article is only available in the PDF format. Download the PDF to view the article, as well as its associated figures and tables.
In that charming address written by the late Austin Flint, which, alas! he did not live to deliver ("Medicine of the Future") in writing of the increase of knowledge of the normal and abnormal actions taking place within the body, writes:
" It seems to me certain that the principles of the telephone will, by-and-by, be applied to intra-thoracic respiratory and heart sounds, so that they will be transmitted to the ear with more distinctness than they now are with the binaural stethoscope. The healthy and morbid sounds will then be so easily observed as to render the physical diagnosis of pulmonary affections in all cases a very simple problem. More than this, the clinical teacher may be able to demonstrate auscultatory signs to a class of medical students seated in the lecture room or hospital amphitheater. The same is to be said of the auscultation of the heart..... I will
THE PHONOGRAPH IN AUSCULTATION.. JAMA. 1894;XXII(9):315. doi:10.1001/jama.1894.02420880031004