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The Shed

A selective history of horology

The automatic or self-winding movement was a significant advance. It employs a weight to wind the mainspring. Something like it was first invented by Swiss clockmaker Abraham-Louis Perrelet who used a side weight but Englishman John Hardwood patented the modern design in 1922.

The other innovation that deserves more credit than it often gets is the co-axial escapement invented by George Daniels in 1974, which was finally commercialised by

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