A Dictionary of science, literature, and art [electronic resource]: comprising the history, description, and scientific principles of every branch of human knowledge; with the derivation and definition of all the terms in general use (1844)
Brande, William Thomas, 1788-1866, Cauvin, Joseph · New York : Harper & brothers · leaf 1346
d at the point c, which are in contact.Hence the lengths and positions of A c (Abeing supposed the centre of the wheel)and B c, the levers by which they act, areconstantly changing; and in order, there-fore, that the force of the one tooth upon the other may beconstant, it is necessary that the…
Humanities · Medicine · Science · Literature · Arts · Encyclopedias and dictionaries
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