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John Harrison

Biography

2:58

A Detailed Study of H4 - John Harrison's Longitude Timekeeper Reconstruction

 

2:30

John Harrison (Official Music Video) | The Brilliance

 

3:52

George Harrison - Got My Mind Set On You (Version II)

 

1:49

Should we stop the Harrison clock?

 

2:47

John Harrison & The Hustlers - Don't Ask Why

John Harrison was a self-educated English carpenter and clockmaker who invented a marine chronometer, a long-sought-after device for solving the problem of calculating longitude while at sea.