Proceedings of the American Association for the Advancement of Science, 46. köide |
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A. A. A. S. VOL acid Agriculture American American Chemical Society animals Ann Arbor argillite Association body Boston Brooklyn bulb character Charles Chemical Chicago coal College Committee Conn Cornell University curve deposits determined Detroit endosperm equations experiments F. W. PUTNAM feet forces FREDERICK BEDELL gases glacial gravel growth heat heat conduction Henry herpetology human important inches increase insects Institute investigations Iowa Ithaca John knowledge layer liquid Mass measured ment method motion Museum nature nucellus observed Ohio organic origin paper Ph.D Philadelphia plants platinum present pressure printed Prof Professor pyrometry quantities region relation sand scientific Secretary Section seed species specimens sporophylls surface temperature THEODORE GILL theory tion totem transformation tube U. S. Naval Observatory Vice President Washington William York
Popular passages
Page 6 - I pray you, in your letters, When you shall these unlucky deeds relate, Speak of me as I am ; nothing extenuate, Nor set down aught in malice...
Page lxxix - Bitter constraint, and sad occasion dear, Compels me to disturb your season due : For Lycidas* is dead, dead ere his prime, Young Lycidas, and hath not left his peer : Who would not sing for Lycidas ? He knew Himself to sing, and build the lofty rhyme.
Page xxi - The objects of the Association are, by periodical and migratory meetings, to promote intercourse between those who are cultivating science In different parts of America, to give a stronger and more general impulse and more systematic direction to scientific research, and to procure for the labors of scientific men increased facilities and a wider usefulness.
Page 15 - ... merely the print of a cleft foot may conclude that the animal which left this impression ruminated, and this conclusion is as certain as any other in physics or morals. This footprint alone, then, yields to him who observes it, the form of the teeth, the form of the jaws, the form of the vertebrae, the...
Page 26 - The idea of acceleration and retardation was associated by Cope with the idea that the course of evolution was determined from the beginning of things, and that life, to use his own words, is " energy directed by sensibility or by a mechanism which has originated under the direction of sensibility.
Page 1 - When eight and a half years old he made his first visit to the Museum of the Academy of Natural Sciences of his native city; this visit was on the "21st day of the 10th Month, 1848,
Page 30 - It is also quite likely that the size and elegance of some of these farms increased during the latter part of the eighteenth century and the first part of the nineteenth, when the fear of Indian attacks had lessened.
Page 15 - But I doubt if any one would have divined, if untaught by observation, that all ruminants have the foot cleft, and that they alone have it. I doubt if any one would have divined that there are frontal horns only in this class ; that those among them which have sharp canines for the most part lack horns. "However, since these relations are constant, they must have some sufficient cause ; but, since we are ignorant of it, we must make good the defect of the theory by means of observation. It enables...
Page 45 - A Treatise on the geometrical representation of the square roots of negative quantities.
Page xxv - Committee shall be the board of supervision of the Association, and no business shall be transacted by the Association that has not first been referred to, or originated with, the Committee.