Graded Lessons in Physiology & Hygiene, William O. Krohn with a first copyright date of 1900 then 1903, 1906, 1907 and 1912. In very good condition. There is a name on the first page and light pencil marks on a few pages. 343 pages
This a revised edition with added chapters by S.J. Crumbine, M.D. secretary of the Kansas state board of health and Dean of the school of medicine of the University of Kansas.