Philosophical instructor, or, Webster's elements of natural philosophy : subdivided into principles and illustrations ; intended for academies, medical schools, and the popular class-room (1824)
Eaton, Amos, 1776-1842, Webster, John, fl. 1804-1824 · Albany : Printed by Websters and Skinners ... · leaf 201
1V)S CHANGES OF THE SEASONS. parts at g, and the inhabi- , ijfjjgfe. tants under that line willhave their days and nightsof equal length ; but the pa-rallels a a, bb, c c, &c. willbe divided into unequal $1parts by the terminator e f, cAand the inhabitants underthose parallels which havethe…
Physics
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