Science, Том 6John Michels (Journalist) American Association for the Advancement of Science, 1885 Since Jan. 1901 the official proceedings and most of the papers of the American Association for the Advancement of Science have been included in Science. |
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Стр. 27
... present the added factor of a favoring condition of temperature ; and , less constantly , this also affects our Gulf and South - Atlantic seaports . But this of itself should be an additional incentive to se- curing the best attainable ...
... present the added factor of a favoring condition of temperature ; and , less constantly , this also affects our Gulf and South - Atlantic seaports . But this of itself should be an additional incentive to se- curing the best attainable ...
Стр. 28
... present Chicago River . Forking about a mile and a half from its present mouth , its north branch runs in a direction generally parallel with the lake shore for a distance of some twenty miles ; while its south branch , after running ...
... present Chicago River . Forking about a mile and a half from its present mouth , its north branch runs in a direction generally parallel with the lake shore for a distance of some twenty miles ; while its south branch , after running ...
Стр. 29
... present time the fouling of the river and its branches from the blood , offal , and wastes of the slaughtering and packing estab- lishments and their subsidiary industries , has been materially reduced by the utilization of much which ...
... present time the fouling of the river and its branches from the blood , offal , and wastes of the slaughtering and packing estab- lishments and their subsidiary industries , has been materially reduced by the utilization of much which ...
Стр. 30
... present time , the river and its branches may be kept in a fair sanitary condition , and the sewage diluted so as to be inoffensive , by causing a flow of from forty - five to fifty thou- sand cubic feet per minute through the canal ...
... present time , the river and its branches may be kept in a fair sanitary condition , and the sewage diluted so as to be inoffensive , by causing a flow of from forty - five to fifty thou- sand cubic feet per minute through the canal ...
Стр. 32
... present . Such surface - water in cities , it is safe to say , is always contaminated . Some of it is sure to find its way into the wells . This latter source of contamination is com- mon to all cities , whether they are provided with ...
... present . Such surface - water in cities , it is safe to say , is always contaminated . Some of it is sure to find its way into the wells . This latter source of contamination is com- mon to all cities , whether they are provided with ...
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Стр. 340 - vision. In vain,—the blurred record was as blank as ever. The next night he saw the fish again, but with no more satisfactory result. When he awoke it disappeared from his memory as before. Hoping that the same experience might be repeated on the third night, he placed a pencil and
Стр. 99 - quite like the French academy, — a sovereign organ of the highest literary opinion, a recognized authority in matters of intellectual tone and taste, we shall hardly have, and perhaps we ought not to wish to have it."
Стр. 6 - communications concerning the proposed change in the time for beginning the astronomical day, as recommended by the recent International meridian conference at Washington, the lords of the committee of council on education requested the following committee to advise them as to what steps should be taken in the matter : Prof. JC Adams,
Стр. 382 - Helmholtz, HLF The sensations of tone as a physiological basis for the theory of music. 2d
Стр. 31 - the extent to which the strata above or below the gassand are cracked; (c) the dip of the gassand, and the position of the anticlines and synclines; (d) the relative proportions of water, oil, and gas contained in the sand; and (e) the pressure under which the gas exists before being tapped by wells.
Стр. 433 - and The preventable causes of disease, injury, and death in American manufactories and workshops, and the best means and appliances for preventing and avoiding them. The
Стр. 266 - terms such as a competent mathematician could deal with, disentangled from all reference to heredity, and in that shape submitted it to Mr. J. Hamilton Dickson, of St. Peter's college, Cambridge. I asked him kindly to investigate for me the surface of frequency of error that would result from these three data, and the various
Стр. 265 - discountenances extravagant fears that they will inherit all their weaknesses and diseases. The converse of this law is very far from being its numerical opposite. Because the most probable deviate of the son is only twothirds that of his midparentage , it does not in the least follow that the most probable deviate of the midparentage is
Стр. 333 - and the tooth became the most efficient weapon of attack. Still later, armor was discarded, and flight or concealment became the main methods of escape, and swift pursuit the principle of attack, while claws were added to teeth as assailing weapons. Finally, mentality came into play, intelligence became the most efficient agent both in attack and