This report, compiled by US navy medical officer Raymond Spear in 1906, provides a detailed account of the medical and sanitary conditions of the Russo-Japanese War (1904-1905). Drawing on extensive interviews with both Russian and Japanese medical personnel, as well as observations of battlefields and hospitals, Spear analyzes the strategies and technologies used in treating various physical and mental illnesses during this pivotal conflict in world history.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.