Reference numberCLP/16/8
TitlePaper, 'A demonstration of the rule, for finding the year of the Julian period' by John Collins
Date12 December 1667
DescriptionCollins presents a method for finding the year of the Julian period which involves multiplying the solar cycle by 4845, the lunar cycle by 4200 and the indiction by 6916 before dividing the sum of the products by 7980, 'which is the Julian period, the remainder of the division without having regard to the quotient, shall be the yeare inquired after.'

Subject: Calendar
Physical descriptionInk on paper
Access statusOpen
Fellows associated with this archive
NA2898Collins; John (1625 - 1683); mathematician and scientific administrator1625 - 1683
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