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Picard, Jean, 1620 - 1682 (astronomer)


Found in 1 Collection or Record:


Book of calculations, 1681 - 1684

Reference Code: GBR/0180/RGO 1/52
Scope and Contents 'Liber Supputationum' ('A book of calculations'), 113 folios, including work relating to the comet of 1680-1681 (1v-25v); optics, with a diagram marked 'Lectura 2a' (between 32v and 43r); Jupiter's satellites (passim after 46r) and the equation of light, with Römer's table (98v); lunar and solar eclipses (50r-54v, 65r-66r); the weight of metals (55v-56r); Saturn and Jupiter (passim after 85r); notes on 'Dr Goads Weather May 1682' (108rv); and 'Monsieur Picarts table of Refractions' (110rv)....
Dates: 1681 - 1684
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