TY - MANSCPT AU - Lasky,Kathryn TI - The Man Who Made Time Travel SN - 0-374-34788-3 PY - 2003/// CY - New York PB - Farrar, Straus and Giroux KW - Longitude - Measurement KW - Harrison, John, 1693-1776 KW - Chronometers N2 - Describes the need for sailors to be able to determine their position at sea and the efforts of John Harrison, an eighteenth century man who spent his life refining instruments to enable them to do this ER -