Webster Signature Database - Suggest Correction

Signature Maker Instruments Comments Location References
MAGELLAN, JEAN HYACINTHE DE Portugal; France; England, 1723-90, NIM Repeating Circle = NMM. invented a type of repeating circle; made Gowin Knight's compasses with George Adams 2; took out a patent for an improvement for the barometer with Henry Pyefinch in 1765; agent for some London instrument makers; F.R.S. Paris; London (by 1765). Taylor 2(378); DNB; Middleton 1; A.J. Turner 10; RSW.

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