This book is a guide for medical officers and practitioners in the United States Army, covering the medical examination of recruits and the discharge of soldiers on medical grounds. The authors, Richard Henry Coolidge and Thomas Henderson, were both experienced military surgeons and their advice is based on years of practical experience. The book provides detailed instructions for conducting medical examinations and making accurate diagnoses, and is an essential reference for anyone working in military medicine. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.