The naval surgeon in the age of sail was involved with scurvy, beri-beri, typhus, smallpox, dysentery, and many other diseases which were on shipboard reached epidemic proportions because the crew was confined to such a small area. Some of the first line ships of the British Navy carried over a thousand crew. In this presentation he will not discuss the studies that led to the control of typhus, smallpox, scurvy, and many other diseases, but will confine his attention to the day-to-day activities of a Naval surgeon, and give you some firsthand accounts of Naval surgeons caring for the wounded during sea battles.