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… … things being equal. If the beam were suspended from a point of the boat lying in the direction the boat is required to move, What applies to literary creations, applies equally to inven- coincident with its center of gravity, the latter would not he tions and discoveries in the arts and sciences.…
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