Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 162,364 pages of information and 244,505 images on early companies, their products and the people who designed and built them.
Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,919 pages of information and 233,587 images on early companies, their products and the people who designed and built them.
of Cologne, Germany
1817 Dietrich Uhlhorn invented a toggle lever press for minting coins. Examples were subsequently produced for installation in many mints.
An 1857 example is on display in the Deutsches Museum.
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