Webster Signature Database - Suggest Correction

Signature Maker Instruments Comments Location References
FOUCALT, JEAN BERNARD LEON France, 1819-68, OIM PHIM Philosophical Instrument = POB; Telescope = Observatoire de Marseilles (2). Jean Bernard Léon Foucalt; designed microscopes for daguerreotypes; designed pendulum to show motion of the earth; invented a gyroscope in 1852. Paris. Nachet; Trois Siècles; G.L'E. Turner 24; Maynent.

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