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Excerpt from The British Almanac of the Society for the Diffusion of Useful Knowledge, for the Year 1839IN the Almanacs of the Society the calculations are all made for meantime (given by the clock), instead of apparent time (given by the sun-dial), which latter had been used up to the year 1833. It must be obvious that, for all practical purposes, mean time is the most

Title : The British Almanac of the Society for the Diffusion of Useful Knowledge, for the Year 1839 (Classic Reprint)
Author : Diffusion of Useful Knowledge Society
Language : en
Rating :
4.90 out of 5 stars
Type : PDF, ePub, Kindle
Uploaded : Apr 15, 2021
Book code : 2abec

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