The steam engine familiarly explained and illustrated; with an historical sketch of its invention and progressive improvement; (1836)
Lardner, Dionysius, 1793-1859, Renwick, James, 1790-1863. [from old catalog] · Philadelphia, E. L. Carey & A. Hart · leaf 122
rom the spindle is not very great, and, in practice, this divergence isnever sufficient to render the above assertion untrue. This property ofthe conical pendulum arises from the circumstance of the centrifugalforce, in this instance, varying as the radius of the circle in which theballs are moved;… … /■//■ /.,. ,P /■>;/.//
Steam-engines
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