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The Man Who Made Time Travel

author: Lasky, Kathryn
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.
526
year: 4220
copies: 36
call number/section: 526
lexile: 840

Sea Clocks

author: Borden, Louise
Presents an illustrated account of eighteenth-century Englishman John Harrison's forty-year quest to create a perfectly accurate sea clock that would allow sailors to measure longitude.
526
year: 2004
copies: 17
call number/section: 526
lexile: 910

Longitude

author: Sobel, Dava
Story of John Harrison's forty-year quest to build the chronometer, the clock that enabled sailors to measure longitude, saving lives and fortunes.
920
year: 2007
copies: 18
call number/section: 920
lexile: 1320

The Longitude Prize

author: Dash, Joan
The story of John Harrison, inventor of watches and clocks, who spent forty years working on a time-machine which could be used to accurately determine longitude at sea.
920
year: 2000
copies: 6
call number/section: 920
lexile: 1160

The Illustrated Longitude

author: Sobel, Dava
562.62
year: 2003
copies: 1
call number/section: 562.62
lexile:

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