MARGETTS, GEORGE |
England, fl.1748-1804, MIM |
Astronomical Watches = P.C., NMM, OXF. |
P.C. is "No 1"; NMM is lost; author of a work on lunar distances; invented a navigational slide rule; watchmaker. |
42 Penton Street, Islington (1789); 21 King Street, Cheapside (1792); 3 Cheapside (1801); all in London. |
Taylor 2(868); Moskowitz 130; RSW. |
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