American Journal of Science and Arts, Volume 98Kline Geology Laboratory, Yale University., 1869 |
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Resultados 1-5 de 78
Página 8
... fact , the principle of action to which Prof. Page resorted in producing an electro - magnet of a sus- taining power of 1,000 pounds , from magnets whose united sustaining power was not over 125 or 130 pounds , we have in this result ...
... fact , the principle of action to which Prof. Page resorted in producing an electro - magnet of a sus- taining power of 1,000 pounds , from magnets whose united sustaining power was not over 125 or 130 pounds , we have in this result ...
Página 12
... fact Prof. Page thought these tests of less importance than attention to the working of some of the details of the engine , and in an important sense he was right in this , since the theo- retical mechanical equivalent of zinc consumed ...
... fact Prof. Page thought these tests of less importance than attention to the working of some of the details of the engine , and in an important sense he was right in this , since the theo- retical mechanical equivalent of zinc consumed ...
Página 17
... fact that the crystals appeared to be very impure from admixture with magnetite and graphite . I have , however , never been quite satisfied that it was correctly determined , and on recently selecting with care a portion of the ...
... fact that the crystals appeared to be very impure from admixture with magnetite and graphite . I have , however , never been quite satisfied that it was correctly determined , and on recently selecting with care a portion of the ...
Página 19
... fact that the mineral , although almost entirely , is not completely , decomposed by acid , shows that the iron is ... facts , it is proper to designate this new vari- ety with a special name , and I propose for it the name Hor- tonolite ...
... fact that the mineral , although almost entirely , is not completely , decomposed by acid , shows that the iron is ... facts , it is proper to designate this new vari- ety with a special name , and I propose for it the name Hor- tonolite ...
Página 26
... fact that these pieces in the specimen examined by us , in Mr. Wachs- muth's collection , seem not to be deeply implanted between the five larger surrounding pieces mentioned , but rather rest as it were , partly upon the narrow beveled ...
... fact that these pieces in the specimen examined by us , in Mr. Wachs- muth's collection , seem not to be deeply implanted between the five larger surrounding pieces mentioned , but rather rest as it were , partly upon the narrow beveled ...
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Outras edições - Ver tudo
Palavras e frases frequentes
acetic acid action Albertite allantoin alloxan ambulacral ammonium angle appears arsenic acid barium battery beam blue boiling carbonic acid cent chlorate chlorate of potassium chlorhydric acid chlorid chromium chromosphere claspers clay cloud coast color comets containing Cretaceous Crinoids crystals deposits described dissolved drift examined expedition experiments feet formation fossil furrows gave genera genus geological glacier heat hydrogen illuminating power inches iron Journal length light limestone lines liquid mass metallic meteor meteorites mineral minute mixture molecule nearly nitrate nitric acid observed obtained oxalate oxyd paper plates polarization portion potassic potassium precipitate probably produced Prof quantity remarkable rock salt sandstone seen side slender soda solution species specimens Spitzbergen stryphnate substance sugar sulphate sulphocyanid sulphuric acid surface temperature tion toluidine tube uranium uric acid vapor vault Verrill yellow zinc
Passagens conhecidas
Página 270 - Director of the Geological Survey of Ireland, and Professor of Geology in the Royal College of Science, Dublin.
Página 418 - Report on the Filtration of River Waters for the supply of Cities, as practised in Europe, made to the Board of Water Commissioners of the city of St. Louis.
Página 411 - ... back. On the other hand, if a thick darkness enshrouds all beyond, we have no right to assume it to be impossible that we should have reached even the last link of the chain — a stage where...
Página 411 - ... Admitting to the full as highly probable, though not completely demonstrated, the applicability to living beings of the laws which have been ascertained with reference to dead matter, I feel constrained, at the same time, to admit the existence of a mysterious something lying beyond — a something...
Página 72 - For these reasons, we have no hesitation in adopting as our fundamental maxim, the " law of priority," viz. § 1. The name originally given by the founder of a group or the describer of a species should be permanently retained, to the exclusion of all subsequent synonyms (with the exceptions about to be noticed) . Having laid down this principle, we must next inquire into the limitations which are found necessary in carrying it into practice.
Página 268 - Cunninghami to gain a height of 200 feet, and a circumference of 23 feet. " It is not at all likely that, in these isolated inquiries, chance has led to the really highest trees, which the most secluded and the least accessible spots may still conceal. It seems, however, almost beyond dispute, that the trees of Australia rival in length, though evidently not in thickness, even the renowned forestgiants of California...
Página 79 - In Latinizing modern words the rules of classic usage do not apply, and all that we can do is to give to such terms as classical an appearance as we can, consistently with the preservation of their etymology. In the case of European words whose orthography is fixed, it is best to retain the original form, even though it may include letters and combinations unknown in Latin. Such words, for instance, as Woodwardi, Knighti, Bullocki, Eschscholtzi, would be quite unintelligible if they were Latinized...
Página 286 - Moors, divided our globe into two parts, by a line of demarcation passing from pole to pole, one hundred leagues west of the Azores and Cape Verde islands...
Página 411 - But do the laws of chemical affinity," says he, "to which, as I have endeavoured to infer, living beings, whether vegetable or animal, are in absolute subjection, together with those of capillary attraction, of diffusion, and so forth, account for the formation of an organic structure, as distinguished from the elaboration of the chemical substances of which it is composed ? No more, it seems to me, than the laws of motion account for the union of oxygen and hydrogen to form water, though the ponderable...
Página 84 - B. It is recommended that the assemblages of genera, termed families, should be uniformly named by adding the termination, idee, to the name of the earliest known, or most typically characterized genus in them ; and that their subdivisions, termed subfamilies, should be similarly constructed with the termination, ince.