Philosophical Transactions of the Royal Society of LondonW. Bowyer and J. Nichols for Lockyer Davis, printer to the Royal Society, 1841 |
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Сторінка 7 - Experiment. The windows of the room were darkened, with the exception of one, towards which the patient, closing his eye, turned his back. At the distance of three feet and on a level with the eye, a solid cube and a sphere, each of four inches diameter, were placed before him.
Сторінка 268 - The Theory of Horticulture, or an attempt to explain the Principal Operations of Gardening upon Physiological Principles. 8vo. Lond. 1840.
Сторінка 5 - watery spheres, which moved with the movements of the eye, but, when the eye was at rest, remained stationary, and then partially covered each other. Two days after this the eye Was again opened ; the same phenomena were again observed, but the Spheres were less opake and somewhat transparent ; their movements
Сторінка 3 - of a square inch of any bright object, if held at the distance of half an inch or an inch from the eye, and obliquely in such a direction as to reflect the light strongly towards the pupil. But this I am convinced was a mere delusion ; for, from the state of the interior of the eye,
Сторінка 268 - Essay on Probabilities, and on their application to Life Contingencies and Insurance Offices.
Сторінка 242 - it follows by the principle of virtual velocities, that the difference between the aggregate work of those forces impressed upon a machine which tend to accelerate its motion, and the aggregate work of those which tend to retard the motion, is equal to the aggregate work of the vires
Сторінка 249 - sustained by the resistance of the surfaces of contact, whatever be its direction, provided only the angle which that direction makes with the perpendicular to th.e surfaces of contact do not exceed a certain angle, called the limiting angle of resistance of those surfaces. This is true, however great the pressure may be,
Сторінка 268 - Memoir annexed to an Atlas containing Plans of the principal Battles, Sieges and Affairs in which the British Troops were engaged during the War in the Spanish Peninsula and the South of France, from 1808 to 1814.
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Сторінка 98 - plates are joined to each other by finely indented sutures, and bear the impress of the horny scales, or tortoise-shell with which they were originally covered. The expanded ribs are united together throughout the proximal half of their length, and gradually taper to their marginal extremities, which are protected by the plates of the osseous border.