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abundant acid gas animals appears astronomical atmosphere beds beroes body Burdiehouse carbonic acid carbonic acid gas catalogue cause chalk character cilia circumstances colour common considerable considered contain Davy degree deposit depth discovery earth Edinburgh elevated equal eruptions Etna existence experiments fact feet Flamborough Head Flamsteed Flamsteed's flint formation fresh-water gadolinite genera genus heat inches inclination infusores Infusoria invention Islands Keith Prize labours Lamarck latitude lava less light limestone Loch Loch Naver Loch Shin logarithms lower matter mean temperature memoir ment mineral springs mountains Napier nearly Newton observations obtained organs original philosopher pipe plants polarization present produced Professor quantity rays remarkable rise rocks Rotatoria Royal Society seen shells shew soulevement species specimens strata substances supposed surface syphon tables temperature of springs thermal springs tion trachytes tube ture valve volcanic whole Young
Page 39 - I drew the conclusion, that the combinations and decompositions by electricity were referable to the law of electrical attractions and repulsions, and advanced the hypothesis, " that chemical and electrical attraction were produced by the same cause, acting in one case on particles, in the other on masses ;" and that the same property, under different modifications, was the cause of all the phenomena exhibited by different voltaic combinations.
Page 425 - ... and black poplar, and canoe birch. The largest timber is in the bottom of the valleys, some of the white spruce on the flat near the mouth of Bonanza Creek forming a forest of fine tall trees fourteen to eighteen inches in diameter. Excellent timber also extends in places up the sides of the hills to a height of several hundred feet above the level of the Yukon at Dawson, the spruce being mixed with large white poplars. At higher elevations the forest becomes thinner and the trees smaller, until...
Page 431 - Merchant, (in consequence of a Communication made to him by a certain Foreigner residing abroad) for an Invention of certain Improvements in the Construction of Locks and other Fastenings.
Page 14 - I established the following proposition: "It is not the organs, that is to say, the nature and shape of the parts of an animal's body, that have given rise to its special habits and faculties; but it is, on the contrary, its habits, mode of life and environment that have in course of time controlled the shape of its body, the number and state of its organs and, lastly, the faculties which it...
Page 38 - The facts recorded in that lecture Faraday regards as of the utmost value. But ' the mode of action by which the effects take place is stated very generally ; so generally, indeed, that probably a dozen precise schemes of electro-chemical action might be drawn up, differing essentially from each other, yet all agreeing with the statement there given.
Page 39 - Lond. and Edinb. Phil. Mag., vol. ii. p. 215. mation of a voltaic combination ? " &c. If this be so clear, how happens it that Mr. Brande, in the last edition of his Manual, vol. ip 97, says that " Sir Humphry Davy further remarks that there are no fluids, except such as contain water, which are capable of being made the medium of connexion between the metals of the voltaic apparatus ;
Page 286 - PJ On the Quadrupeds and Birds inhabiting the County of Sutherland, observed there during an Excursion in the Summer of 1834.
Page 25 - ... era. These epochs are connected with the mean motions of the sun, moon, and planets, in such a manner, that, setting out from the position which the Indian tables assign to...
Page 141 - I do not love to be printed upon every occasion, much less to be dunned and teased by foreigners about mathematical things, or to be thought by our own people to be trifling away my time about them, when I should be about the King's business.
Page 92 - Theodoxus reclinatus, he observes, " I found this species in great plenty, inhabiting St. John's river in East Florida, from its mouth to Fort Picolata, a distance of one hundred miles, where the water is potable. It seemed to exist equally well where the water was as salt as that of the ocean, and where the intermixture of that condiment could not be detected by the taste.