Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 167,771 pages of information and 247,161 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.
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[[Category: Town - London]] | [[Category: Town - London]] | ||
[[Category: Locks and Safes]] | [[Category: Locks and Safes]] | ||
of London
Lock Makers
1822 The mechanical pencil was invented by Sampson Mordan and Gabriel Riddle - the earliest Mordan pencils are thus hallmarked SMGR.
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