Primrose's Treatise on the Common Errors of Medicine, with Very Curious Additions. Lyon: Jean Certe, 1689. - Octavo, (14 ff.), 860 pp. Brown calf, decorated ribbed spine, marbled edges (contemporary binding). First edition of the French translation by Jean de Rostagny of the treatise on the Common Errors of Medicine by the Scottish physician James Primerose. The original appeared in 1639 under the title De vulgi erroribus in medicina. This work is one of the witnesses to the battle waged by certain practitioners against folk medicine, in opposition to learned medicine, which was widespread in the 17th and 18th centuries. The treatise, with additions by Jean de Rostagny, is composed of 4 books: On Physicians - On Errors Concerning Certain Diseases and Their Understanding - On Mistakes in the Lifestyle of Both the Healthy and the Sick - On Popular Errors Concerning the Use of Remedies. Heraldic bookplate of the time. Missing crowns and corners, split joints. The two leaves of the preface were mistakenly bound at the end of the volume. Scattered foxing.