The Popular Science Monthly, Volumen30D. Appleton, 1887 |
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Página 1
... PROFESSOR OF GEOLOGY AND PALEONTOLOGY IN COLUMBIA COLLEGE . ALTHOUGH the glaciated area on our continent has been as yet but partially explored , abundant proof has been gained , as it seems to me , of the truth of the following ...
... PROFESSOR OF GEOLOGY AND PALEONTOLOGY IN COLUMBIA COLLEGE . ALTHOUGH the glaciated area on our continent has been as yet but partially explored , abundant proof has been gained , as it seems to me , of the truth of the following ...
Página 6
... Professor J. D. Whitney , with the title of " Later Cli- matic Changes , " the object of which is to prove that there has never been an ice period , properly speaking . To establish this , it is claimed that ice has little or no eroding ...
... Professor J. D. Whitney , with the title of " Later Cli- matic Changes , " the object of which is to prove that there has never been an ice period , properly speaking . To establish this , it is claimed that ice has little or no eroding ...
Página 25
... Professor Newcomb upon the velocity of light have been completed and published , along with a new and independent determination by Michelson , at Cleveland . The anomalies in Newcomb's earlier observations were traced to their source ...
... Professor Newcomb upon the velocity of light have been completed and published , along with a new and independent determination by Michelson , at Cleveland . The anomalies in Newcomb's earlier observations were traced to their source ...
Página 28
... Professor Rowland's map is photographic , and extends from wave- length 5790 , half - way between D and E , through the whole upper portion of the spectrum , and far beyond the visual limits . Its scale is from three to four times as ...
... Professor Rowland's map is photographic , and extends from wave- length 5790 , half - way between D and E , through the whole upper portion of the spectrum , and far beyond the visual limits . Its scale is from three to four times as ...
Página 31
... Professor Hastings made ob- servations for the purpose of testing a theory he had framed that the outlying regions of the corona are merely a diffraction effect pro- duced by the edge of the moon ; the diffraction being not that due to ...
... Professor Hastings made ob- servations for the purpose of testing a theory he had framed that the outlying regions of the corona are merely a diffraction effect pro- duced by the edge of the moon ; the diffraction being not that due to ...
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acetic acid American animals appear astronomical become birds body brain called cause cent centenarians character Christian color course coyote Cretaceous Denebola disease England existence fact feet force fulgurites G. P. Putnam's Sons give glaciers glass gneiss Greenland habits Herbert Spencer human hundred idea interest islands kind knowledge Kuku-Nor labor land larvæ less living material matter means ment mental method mind moral Mount Washington mountains natural object observed organic persons phenomena physical pietism plants practical present principles produced Professor question race railway reason rectified spirit regard religious result sampot schools scientific seems society species spirit stars supposed teaching theory things thought tion Tonga true truth vinegar whole women York
Pasajes populares
Página 327 - And though a linguist should pride himself to have all the tongues that Babel cleft the world into, yet if he have not studied the solid things in them as well as the words and lexicons, he were nothing so much to be esteemed a learned man, as any yeoman or tradesman competently wise in his mother dialect only.
Página 449 - Let no youth have any anxiety about the upshot of his education, whatever the line of it may be. If he keep faithfully busy each hour of the working day, he may safely leave the final result to itself. He can with perfect certainty count on waking up some fine morning, to find himself one of the competent ones of his generation, in whatever pursuit he may have singled out.
Página 372 - ... proceeds to judgment and to the discovery of middle axioms. And this way is now in fashion. The other derives axioms from the senses and particulars, rising by a gradual and unbroken ascent, so that it arrives at the most general axioms last of all. This is the true way, but as yet untried.
Página 388 - And Moses said, Eat that to-day; for to-day is a sabbath unto the Lord : to-day ye shall not find it in the field. Six days ye shall gather it ; but on the seventh day, which is the sabbath, in it there shall be none.
Página 619 - Sanctify unto me all the firstborn, whatsoever openeth the womb among the children of Israel, both of man and of beast: it is mine.
Página 389 - And remember that thou wast a servant in the land of Egypt, and that the Lord thy God brought thee out thence through a mighty hand and by a stretched out arm: therefore the Lord thy God commanded thee to keep the sabbath day.
Página 445 - Habit is thus the enormous fly-wheel of society, its most precious conservative agent. It alone is what keeps us all within the bounds of ordinance, and saves the children of fortune from the envious uprisings of the poor. It alone prevents the hardest and most repulsive walks of life from being deserted by those brought up to tread therein.
Página 448 - ... draws nigh, it may find you not unnerved and untrained to stand the test. Asceticism of this sort is like the insurance which a man pays on his house and goods. The tax does him no good at the time, and possibly may never bring him a return. But if the fire does come, his having paid it will be his salvation from ruin. So with the man who has daily inured himself to habits of concentrated attention, energetic volition, and self-denial in unnecessary things. He will stand like a tower when everything...
Página 445 - For this we must make automatic and habitual, as early as possible, as many useful actions as we can, and guard against the growing into ways that are likely to be disadvantageous to us, as we should guard against the plague.
Página 665 - Is this a dagger which I see before me, The handle toward my hand? Come, let me clutch thee. I have thee not, and yet I see thee still. Art thou not, fatal vision, sensible To feeling as to sight?