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Derek Howse

Derek Howse retired from the Royal Navy as a Lieutenant Commander in 1958 and later became Head of Navigation and Astronomy at the National Maritime Museum in Greenwich, England. Among his books are "The Sea Chart" (1973) and "Greenwich Time and the Discovery of the Longitude" (1980). Norman J. W. Thrower is Professor of Geography and former Director of the Clark Library at the University of California at Los Angeles. He is the author of "The Three Voyages of Edmond Hawlley in the "Paramore,"...See more