The Edinburgh New Philosophical Journal: Exhibiting a View of the Progressive Discoveries and Improvements in the Sciences and the Arts, Volumen43A. and C. Black, 1847 |
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Términos y frases comunes
Alps ancient animals appears Arve atmosphere blocks carbonic acid cause cells centre Chamonix chlorite chlorous acid colour contain Cornwall craters cytoblast deposits depth descend detrital Devonian diluvian direction Durocher exist fact feet flow formation fossils geological geologists germinal germinal spot germinal vesicle glacier Glen Glaster Glen Gluoy Glen Roy Glen Spean globules heat height hurricane hyaline hybrid igneous improvements lake lamp-black languages lavas less Loch Loch Laggan Loch Treig Lochaber Lower Silurian matter membrane memoir metals metres miles mineral moraine mountains nature nearly nucleolus nucleus observed ocean origin ovum oxygen phosphate of lime plants Plate portion present produced Professor Sedgwick protein quantity races regions remarkable Scandinavia seen shelf shelves shew shewn sides species storm strata striæ substance sulphur supposed surface tain temperature tion traces trade-wind Trans valley vapour vegetable volcanoes wind
Pasajes populares
Página 239 - Report of the Exploring Expedition to the Rocky Mountains in 1842, and to Oregon and North California in 1843-44.
Página 263 - It includes only the following conditions, namely, separate origin and distinctness of race, evinced by the constant transmission of some characteristic peculiarity of organization.
Página 325 - ... pervading all these languages there is nothing else than the varied development of common principles, must be convinced that the differences between them are but the result of the gradual deviation of one common language into a multitude of diverging dialects; and the ultimate conclusion that is forced upon us is, that the IndoEuropean nations are the descendants of one original people, and consequently that the varieties of complexion, form, stature, and other physical qualities which exist...
Página 194 - April 8, 1831;, on a petition to the House of Commons, praying that the annual grant to the Roman catholic college at Maynooth may be discontinued. London : Protestant Ass'n Office, 1847. 20 pp. 8°. Milne (David). Observations on the probable cause of the failure of the potato crop, in the years 1845 and 1846. Edinburgh and London: W. Blackwood and Sons, 1847. 2 pl, 53 pp. i pi. 8°. Observations upon certain evils arising out of the present state of the laws of real property in Ireland, and suggestions...
Página 88 - Its colour, when it has any depth, or when a mass of it is seen through, is bright blue ; and, according to its greater or less depth of substance, it has more or less of this colour : as its insipidity, and its other physical qualities, are not at this moment objects of your inquiry, I shall not dwell upon them. In general, in examining lakes and masses of water in high mountains, their colour is of the same bright azure. And Captain Parry states, that the water on the Polar ice has the like beautiful...
Página 89 - ... and these changes had occurred in a space not much more than a mile in length. These observations I made in 1815; on returning to the same spot twelve years after, in August and September, I found the character of the lakes entirely changed. The pine wood washed into the second lake had disappeared ; a large quantity of stones and gravel, washed down by torrents, or detached by an avalanche, supplied their place ; there was no perceptible difference of tint in the two upper lakes ; but the lower...
Página 101 - It cannot be doubted that ascending and descending currents of water, more or less copious, and at different degrees of temperature, abound in the veins and fissures of the earth, and often at the junctions of different rocks, and that they must have a great influence in modifying the subterranean temperature, and in different degrees in different places. Common salt is of rare occurrence in our mines : its presence in the water in question cannot well be attributed to the flowing of sea-water into...
Página 385 - ... his sight if not warned by the pain ; in fact, there would be no end to his dangers if not possessed of that useful monitor, which guards him from injury, and is a check to his excesses. There may be pains and sufferings, the use of which it may be difficult to see ; but I would rather attribute this to a want of knowledge, than believe that the rule which holds good in so many cases does not hold good in all.
Página 178 - It may be remarked, in passing, that several writers have not hesitated to identify some of these species with the manna miraculously supplied to the Israelites, in the wilderness. They were obviously acquainted with manna of some kind, from the fact that they named the new substance from its resemblance to it.
Página 186 - Gray inferred that they belonged to some coniferous tree or shrub, and, probably, to a kind of spruce or fir, rather than to a true pine. This inference was borne out by the examination of thin slices of the wood by the microscope. The woody fibre was very beautifully and distinctly marked with the circular discs that are characteristic of all coniferous wood. The structure agreed quite perfectly with that in similar branchlets of the common hemlock spruce.