Official 1942 Royal Canadian Navy First Aid manual issued by Naval Service Headquarters, Ottawa. Prepared by Surgeon Lieutenant R. L. Denton for the exclusive use of His Majesty’s Canadian Naval Forces and marked “Not For Sale.” This WWII wartime manual provides practical medical guidance for naval personnel, including emergency treatment procedures, injury response, and field medical instruction. An authentic piece of Canadian military history printed by the King’s Printer in Ottawa during World War II.