Proceedings of the American Academy of Arts and Sciences, Volumen7Metcalf and Company, 1868 Vol. 12 (from May 1876 to May 1877) includes: Researches in telephony / by A. Graham Bell. |
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Página 38
... appear within a few years . I wish to call the attention of American observers to this subject , and will give a short sketch of the process , and enumerate the syste- matic errors which must be guarded against , and their sources ...
... appear within a few years . I wish to call the attention of American observers to this subject , and will give a short sketch of the process , and enumerate the syste- matic errors which must be guarded against , and their sources ...
Página 49
... appear , as was Mr. Treadwell . The validity of the principle , and the soundness of Mr. Treadwell's views upon the whole subject , as set forth in his memoir , have been amply confirmed by special experiments made in England with the ...
... appear , as was Mr. Treadwell . The validity of the principle , and the soundness of Mr. Treadwell's views upon the whole subject , as set forth in his memoir , have been amply confirmed by special experiments made in England with the ...
Página 55
... appears simple under the microscope . The habits of this spider are very interesting . It seems to obey three principal instincts : first , to ascend ; second , to seek the light , whether natural or artificial ; and , third , to ...
... appears simple under the microscope . The habits of this spider are very interesting . It seems to obey three principal instincts : first , to ascend ; second , to seek the light , whether natural or artificial ; and , third , to ...
Página 58
... appear- ance of the D line on that day is shown in Fig . 4. Between the two familiar broad lines D , and D , there were eight sharply defined lines of unequal intensity , which is only very imperfectly represented by the woodcut . In ...
... appear- ance of the D line on that day is shown in Fig . 4. Between the two familiar broad lines D , and D , there were eight sharply defined lines of unequal intensity , which is only very imperfectly represented by the woodcut . In ...
Página 61
... appear in Fig . 2 , are barely visible in Fig . 3 , but become very marked in Fig . 4. * The lines 7 and 6 and the nebulous band do not appear until the air is very moist ; and even when it contains 6.57 grains of vapor per cubic foot ...
... appear in Fig . 2 , are barely visible in Fig . 3 , but become very marked in Fig . 4. * The lines 7 and 6 and the nebulous band do not appear until the air is very moist ; and even when it contains 6.57 grains of vapor per cubic foot ...
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4to pamph 66 female 66 granddaughter 8vo pamph 8vo vol Acad Academy acutis antheræ ANTIRRHINUM apice basi Beech Benth Bolander Boston Boston Athenæum Brack bracteis bracts breadth brevibus brevioribus breviter brothers and sisters calycis Calyx capsula caule cells chloride chlorine Class CORDYLANTHUS corolla dentibus diameter Expl feet fere filamentis floribus flowers folia foliis foliolis Freyc Gaud genus glabra grandson Gray Hawaiian Hawaiian Islands Hook inches long integerrimis interpolated involucri Islands Kauai lanceolatis leaves linearibus lines long Linn Linnæa lobis loculis longioribus male Maui Mountains not-P Nutt Oahu Mann oblongis obtusis ovalibus ovario ovatis oxide paullo pedicellis pedicels pedunculis petalis petiolatis petiole petiolum PHYLLOSTEGIA plant predicate premise President Prodr Professor proposition quadrics relation Remy Resident Fellow sæpius SANDWICENSIS segmentis sepalis sepals Society species specimens squamis subtus term tion tubo Turanian Yosemite Valley
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Página 17 - Statistics of the Foreign and Domestic Commerce of the United States. .... Communicated by the Secretary of the Treasury, in Answer to a Resolution of the Senate of the United States, March 12, 1863.
Página 121 - The Vegetable Kingdom; or, the Structure, Classification, and Uses of Plants, Illustrated upon the Natural System.
Página 487 - Two reports have recently been issued on rates of deck watches and of box and pocket chronometers on trial for purchase by the Board of Admiralty at the Royal Observatory, Greenwich, in the latter half of last year.
Página 7 - Report of the Astronomer Royal to the Board of Visitors of the Royal Observatory, Greenwich, read at the Annual Visitation of the Royal Observatory, 1860, June 2; and Address of the Astronomer Royal to the Board of Visitors, 1860, May 12.
Página 19 - An address delivered at the anniversary meeting of the Geological Society of London, on the 19th of February, 1841 ; and the announcement of the award of the Wollaston medal and donation fund for the same year.
Página 475 - Condition and Doings of the Boston Society of Natural History, as exhibited by the Annual Reports of the Custodian, Treasurer, Librarian, and Curators. May, 1865.
Página 443 - The relationship of punalua is rather amphibious. It arose from the fact that two or more brothers with their wives, or two or more sisters with their husbands, were inclined to possess each other in common ; but the modern use of the word is that of dear friend or intimate companion."1 The Rev.
Página 7 - Report to the Legislature of Massachusetts relating to the Registry and Return of Births, Marriages and Deaths in the Commonwealth for the year ending December 31, 1880.
Página 7 - Annual Report of the Trustees of the Museum of Comparative Zoology at Harvard College, in Cambridge, together with the Report of the Director, 1864.
Página 38 - ... cylinders, welded together endwise. Each ring was made of bars wound upon an arbor spirally, like winding a ribbon upon a block, and, being welded and shaped in dies, were joined endwise, when in the furnace and at a welding heat, and afterwards pressed together in a mould, by a hydrostatic press of 1,000 tons force.