Beaufort of the Admiralty : the life of Sir Francis Beaufort, 1774-1857 / Alfred Friendly. Friendly, Alfred. Surveyors, Marine Great Britain Biography. Admirals Great Britain Biography. 925.5 BEF Includes bibliographical references and Index. London : Hutchinson, 1977. 1977. 1977 Text 362 p., [2] leaves of plates : eng Great Britain Great Britain