In longitude dava sobel chronicles the worlds quest to tame time in 1714 the english parliament passed the longitude act it established the board of longitude and offered a prize of 20000 pounds to anyone who could find a simple and practical method for the precise determination of a ships longitude. Longitude tells the life and death story behind the grid work of lines appearing on every world map and globe in the early days of sail mariners had no accurate means of determining their position at sea indeed the entire age of exploration was carried out without anyones ever knowing. The subtitle here tells the reader exactly what the book is about what it doesnt say is how much fun it is to read the greek astronomers could measure latitude as early as the third century bc but more than 2000 years passed before the development of a reliable method for measuring longitude former new york times reporter sobel coauthor arthritis what works 1989 etc sets the
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