1860s, Drawing, Spirometer Spirograph, Salter’s, 1865 March 2, 2014 Richard Johnston Leave a comment From: Lectures on Dyspnea, Lecture III. By Hyde Salter, MD. The Lancet London: A Journal of British and Foreign Medicine, Surgery, Obstetrics, Physiology, Chemistry, Pharmacology, Public Health and News, Volume 2, October 28, 1865, page 475.