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Scientific American, Vol. 19, No. 7 (August 1868) (1868)

leaf 3

An illustration from Scientific American, Vol. 19, No. 7 (August 1868), 1868, leaf 3
f gravity in the beam. This center of gravity is thus Messrs. Editors :—A question which interests many per- boat being connected by ropes to grooved pulleys running raised or carried away from the earth's center of attraction, sons in this Province, is the manner in which the Dominion upon a rope… … In the engraving, F represents the point of support or ful- erate, and the mode of application simple. Now, what we crum, C, the center of gravity of the scale beam, and A B, desire in respect to a patent law for the whole Dominion is, that it should copy the liberality and simplicity of our local…

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