Account of the Transit of Venus Over the Sun's Disk, as Observed at Norriton, in the County of Philadelphia, and Province of Pennsylvania, June 3, 1769. By William Smith, D. D. Provost of the College (14768538104)
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Title: Account of the Transit of Venus Over the Sun's Disk, as Observed at Norriton, in the County of Philadelphia, and Province of Pennsylvania, June 3, 1769. By William Smith, D. D. Provost of the College of Philadelphia; John Lukens, Esquire, Surveyor-General of Pennsylvania; David Rittenhouse, A. M. of Norriton; And John Sellers, Esquire, One of the Representatives in Assembly for Chester County; The Committee Appointed for That Observation, by the American Philosophical Society, Held at Philadelphia, for Promoting Useful Knowledge. Communicated to the Said Society, in Behalf, and by Direction, of the Committee, by Doctor Smith; And to the Royal Society of London, by Nevil Maskeline, B. D. Astronomer Royal
Year: 1769 (1760s)
Authors: Smith, W. Lukens, J. Rittenhouse, D. Sellers, J.
Subjects: Proceedings of the Royal Society of London Philosophical Transactions of the Royal Society
Publisher: Royal Society of London
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Mr. Rittenhouses Account of the CoNXACts. *^ At 2^ 11^ 39^^ per clock, the Reverend Mr.^^ Batton, of Lancafter^ who aflifted me at the te-lefcope, on receiving my fignal, as had beenagreed, inftantaneoufly communicated it, by wav-** iiig a handkerchief, to the counters at the windoWjvvho, walking foftly to the clocks counting as theyWent along, noted down their times feparately,agreeing to the fame fecond* And three fecondsfdotier thaii this, to the beft of my judgment, wasthe tirtie When the leaft impreffion made by Venuson the Suns limb could be ken through my te-^*^ lefcope. When the Planet had advanced about one third*^ of her diameter on the Sun, as I was fteadily^^ viewing its progrefs, my fight was fuddenly at-** traded by a beam of light, which broke throughon that fide of Venus yet off the Sun. Its figurewas that of a broad-bafed pyramid; fituated at*^ about 40 or 45 degrees on the limb of Venus,** from a line paffing through her center and the * Sun§ €i it it tJ^U c^. 2.
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