Copy 1

Tables and tracts, relative to several arts and sciences / By James Ferguson, F.R.S.

  • James Ferguson
Date:
1767
Catalogue details

Licence: Public Domain Mark

Credit: Tables and tracts, relative to several arts and sciences / By James Ferguson, F.R.S. Source: Wellcome Collection.

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    [ “ ] work, in all refpeds, for the true time of New or Full Moon in January or any other month of that year, as al¬ ready (hewn. N. B. If the days annexed to the Cen¬ turies taken out from Table IV. exceed the number of days from the beginning of January, taken out in the 18th Century, add a Lunation and its Anomalies See. from Table HI. to thole taken out from the 18th Century ; and then you can make a fubtradtion. 1 In all calculations for New or Full Moon, either before or after the i8th Century, the variation numbers anfwer- ing to the Centuries in Table V. mull be iubtraded from the mean time of New Moon, and from the Sun’s mean diftahee from the Node; and added to the Moon’s mean Anomaly, as found for the given time, by the preceding 'Fables. .
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