Reference numberAP/10/9
TitleUnpublished paper and letter, 'A simple and concise method of computing the mean distances of the planets from the sun' by Wm [William] Lydiard
Date12 January 1820
DescriptionLydiard provides a method for calculating the average distance of any planet with a known periodic revolution from the sun. Includes a diagram. Followed by a covering letter from Lydiard to the Secretary of the Royal Society.

Subject: Mathematics / Astronomy

Written by Lydiard in Plymouth [Devon, England].
Physical descriptionInk on paper
Access statusOpen
Related records in the catalogueAP/10/9/1
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