who is john spilsbury?
<answer> John Spilsbury was a British cartographer and engraver. <context> John Spilsbury /I.P.A. spɪlsbəri/ (1739 – 3 April 1769) [1] was a British cartographer and engraver. He is credited as the inventor of the jigsaw puzzle. Spilsbury created them for educational purposes, and called them “Dissected Maps”.