A General View of the Natural History of the Atmosphere: And of Its Connection with the Sciences of Medicine and Agriculture; Including an Essay on the Causes of Epidemical Diseases, Volume 2

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Abernethy & Walker, 1808 - Atmosphere

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Page 222 - I knew not of a single instance where in such a climate people have retained their original vigour. Several European colonies have subsisted in the torrid zone of America more than two centuries ; and yet even that length of time has not familiarized them to the climate : they cannot bear heat like the original inhabitants, nor like negroes transplanted from a country equally hot : they are far from equalling in vigour of mind or body the nations from which they sprung.
Page 222 - ... negroes tranfplanted from a country equally hot: they are far from equalling in vigour of mind or body the nations from which they fprung. The Spanifh inhabitants of Carthagena in South America lofe their vigour and colour in a few months.
Page 114 - That during the absorption of nitrous oxide by the venous blood, minute portions of nitrogen and carbonic acid are produced, either by evolution from the blood, or from a decomposition of part of the nitrous oxide. 3dly. That venous blood impregnated with nitrous oxide is capable of oxigenation ; and vice versa ; that oxigenated blood may be combined with nitrous oxide.
Page 222 - The Spanish inhabitants of Carthagena in South America lose their vigour and colour in a few months. Their motions are languid ; and their words are pronounced in a low voice, and with long and frequent intervals. The offspring of Europeans born in Batavia, soon degenerate. Scarce one of them has talents sufficient to bear a part in the administration. There is not an office of trust but must be filled with native Europeans. Some Portuguese, who have been for ages settled on the sea-coast of Congo,...
Page 142 - Inftances of this we have in different difeafes, and even in the fame difeafe, in very ftiort intervals of time. A very remarkable one fell under my own obfervation, in a gentleman who was taken with an...
Page 340 - ... he revived, on being taken out of the place, but fell immediately ill of a petechial fever, of which...
Page 344 - It has been ascertained, that no change of the ordinary physical or chemical properties of the atmosphere takes place in countries during the prevalence of pestilential diseases. 2dly...
Page 148 - It is most probable," says he, " that the power of generating heat in animals, arises from a principle so connected with life, that it can and does act independently of circulation, sensation and volition; and is that power which preserves and regulates the internal machine.
Page 339 - Montmorenci, in 1773, who, by accidentally opening the coffin of a person buried only a year before,- was suddenly killed by a vapour that issued from it.
Page 68 - Thus, he affirms, homogeneous elastic fluids are constituted of particles that repel one another with a force decreasing directly as the distance of their centres from each other. Again : it follows, too, that the distances of the centres of the particles, or, which is the same thing, the diameters of the spheres of influence of each particle, are inversely as the cube-root of the density of the fluid.

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