Lost at sea : the search for longitude /

"Before global positioning systems, modern map making -- even before America was America -- the concept of longitude was just a dream. Without its guidance, navigation in the 1700s was both unpredictable and deadly," until a country carpenter named John Harrison solved the mystery--Contai...

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Bibliographic Details
Corporate Authors:	Sveriges television, Green Umbrella Ltd, WGBH (Television station : Boston, Mass.), WGBH Video (Firm), British Broadcasting Corporation. Television Service
Other Authors:	Jones, Peter, Dreyfuss, Richard, Sobel, Dava
Format:	Video VHS
Language:	English
Language Notes:	Closed-captioned.
Published:	South Burlington, VT : WGBH Boston Video, [1998]
Subjects:	Harrison, John, > 1693-1776. Longitude > Measurement > History. Chronometers > History. Clock and watch makers > Great Britain > Biography. Documentary television programs. Science television programs. Video recordings for the hearing impaired.