The Longitude Solver: John Harrison

For centuries, the open sea was a graveyard for sailors, their fate sealed by a single, unsolvable riddle: longitude. In an age of empires and global commerce, the greatest minds of Britain believed the heavens held the only answer. Then came John Harrison. A self-taught carpenter from a remote village, Harrison was a man with a singular, unwavering obsession. He saw a solution not in the stars, but in a clock-a mechanical marvel that could conquer a ship's endless motion and the corrosive effects of time.
The Longitude Solver is the story of his epic, forty-year battle against the scientific establishment, a tale of relentless perseverance, staggering genius, and the triumph of one man's vision against all odds. It is the thrilling account of how a humble craftsman changed the world forever, making the seas a safer place for all. Approx.160 pages, 35000 word count