American horological journal, devoted to practical horology (1869)
Miller, George B · New York, G. B. Miller · leaf 251
to thewest of the meridian. The results also showthat the method is extremely deUcate and accu-rate. If we take the transits of different stars, itcan be made plain that the time occupied bythe star in traversing the intervals betweenthe wires is least at the equator, and increaseswith the distance… … be reduced by computation. We give an il-lustration in the cut. Let P be the pole and E Q an arc of the equato-rial plane ; 0 then wouldbe the centre of the earth,and A some point repre-senting latitude; then thedistance, or rather thearc will be less betweenB D than between E Q;but in taking into…
Clocks and watches
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