Gabriel Riddle: Difference between revisions
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Lock Makers | Lock Makers | ||
1822 The mechanical pencil was invented by [[ | 1822 The mechanical pencil was invented by [[Sampson Mordan]] and [[Gabriel Riddle]] - the earliest '''Mordan''' pencils are hallmarked SMGR. Note: There is an opinion that the propelling pencil was invented by [[John Isaac Hawkins]] with Sampson Mordan and that Gabriel Riddle was a manufacturer. | ||
1841 Manufacturer of superior articles including pens, pencils, ink holders, and locks on the Bramah and Barron patent principle<ref>Post Office London Directory, 1841</ref> | 1841 Manufacturer of superior articles including pens, pencils, ink holders, and locks on the Bramah and Barron patent principle<ref>Post Office London Directory, 1841</ref> | ||
Revision as of 10:45, 6 September 2014
of 172 Blackfriars Road, London
Lock Makers
1822 The mechanical pencil was invented by Sampson Mordan and Gabriel Riddle - the earliest Mordan pencils are hallmarked SMGR. Note: There is an opinion that the propelling pencil was invented by John Isaac Hawkins with Sampson Mordan and that Gabriel Riddle was a manufacturer.
1841 Manufacturer of superior articles including pens, pencils, ink holders, and locks on the Bramah and Barron patent principle[1]
See Also
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Sources of Information
- ↑ Post Office London Directory, 1841