In the 1760s mapmaker John Spilsbury invented this, which must be fit together
... 
As Spilsbury's invention became more popular, jigsaw puzzles were... [DOC] [TLE] Going to pieces... - The Lady [PAR] Nov 5, 2013 ... Back in the early 1760s, a young mapmaker from London, John Spilsbury, ... That 
familiar 'jigsaw-piece' shape was only created during the past 100 ... 'You start 
with chaos  a heap of wooden pieces  and gradually fit them together.