Quoted from Westfall (1980), p. 382, (with changes to reflect modern spelling). Hooke's lecture was republished in 1679 in his Lectiones Cutlerianae (Cutler Lectures).

32 Quoted from Whiteside (1964).

The objection to diurnal rotation had, for a long time, been that an object dropped from a tower should be left behind as the Earth turned beneath it, thus landing slightly to the west of the point from which it was released, something that was not observed. Newton suggested that the object actually should land to the east because the tangential velocity at the top of the tower was greater than that at the bottom; hence, the falling body should rotate faster than the

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