LEWIS, Winslow, sailor, born in Wellfleet, Cape Cod, Massachusetts, 11 May, 1770; died in Roxbury, Massachusetts, 20 May, 1850. His ancestors, who were of Welsh origin, were among the first settlers of New England. Winslow went to sea in early youth, subsequently settled in Boston, and became a lighthouse contractor. He built 200 government lighthouses, and was the first to introduce modern methods of illumination and to lay the foundation for improvement in the structures as well as in lantern lamps and reflectors, and invented the binnacle illuminator. During the war of 1812 he was commander of the Boston sea fencibles, a body of sea captains and mates who armed and disciplined themselves to resist invasion. For several , years he was port warden of Boston and president of the Marine society.--His son, Winslow, surgeon, born in Boston, 8 July, 1799; died in Grantville, Massachusetts, 3 August, 1875, was graduated at Harvard in 1819 and in the medical department there in 1822. He continued his studies in Paris and London, and on his return to the United States practised with success in Boston. He was for many years consulting physician of the Massachusetts general hospital, served several terms in the legislature, was city physician in 1861, and president of the New England historic genealogical society from this year till 1866. He translated from the French "Gall on the Structure and Functions of the Brain" (Boston, 1835); edited Paxon's "Anatomy" (1837); and the "Journal of the Boston Gynaecological Society," one volume of which was published (1869).