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American amount animals appear association attention become called carried cause close coast collection committee complete considered contains course described determined direction discussion disease effect entirely evidence existence experiments fact feet five four give given hundred illustr important increase interest islands Italy known less letter light matter means measure meeting ment method miles natural nearly observations observatory obtained organic origin passed period persons position possible practical present probably produced Prof Professor published question reached received recent reference regard region relations river scientific seems seen side society species student survey taken theory tion various volume whole York
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. 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