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<p>Book digitized by Google from the library of the New York Public Library and uploaded to the Internet Archive by user tpb.
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<br>Subjects: crown; longitude; values; orbit; moon; second; lunar; terms; radius; equation; sermons preached; second order; differential equation; angular velocity; periodic time; public domain; differential equations; accelerating forces; third order; school class</div>
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Hugh Godfray</div>
Internet Archive identifier