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 52
... Professors Wyman , Agassiz , and Cooke of Harvard University , neither of whom had ever heard of this way of obtaining silk , nor , with the exception of Professor Wyman , who found a single individual among some specimens collected at ...
... Professors Wyman , Agassiz , and Cooke of Harvard University , neither of whom had ever heard of this way of obtaining silk , nor , with the exception of Professor Wyman , who found a single individual among some specimens collected at ...
Página 57
... Professor Child was presented by title , namely , " Remarks on the Language of Gower's Confessio Amantis : a Sequel to Observations on the Language of Chaucer , printed in Vol . VIII . of the Memoirs of the Academy . " Professor Cooke ...
... Professor Child was presented by title , namely , " Remarks on the Language of Gower's Confessio Amantis : a Sequel to Observations on the Language of Chaucer , printed in Vol . VIII . of the Memoirs of the Academy . " Professor Cooke ...
Página 64
... Professor Tyndal , of London , has shown by a remarkable series of experiments with the thermo - multiplier , not only that aqueous vapor powerfully absorbs the obscure thermal rays , but also that the elemen- tary gases of the ...
... Professor Tyndal , of London , has shown by a remarkable series of experiments with the thermo - multiplier , not only that aqueous vapor powerfully absorbs the obscure thermal rays , but also that the elemen- tary gases of the ...
Página 65
... Professor Charles W. Eliot exhibited to the Academy a dy- namometer invented by Mr. S. P. Ruggles , the Curator of the Museum of the Institute of Technology . " This new and admirable invention accomplishes two objects ; first , it ...
... Professor Charles W. Eliot exhibited to the Academy a dy- namometer invented by Mr. S. P. Ruggles , the Curator of the Museum of the Institute of Technology . " This new and admirable invention accomplishes two objects ; first , it ...
Página 81
... Professor Cooke , and of III . and IV . by the author , and each is the average of three ; but , in nearly every case , there is an error of from one to three degrees , which is inseparable from the measurement of surfaces and angles ...
... Professor Cooke , and of III . and IV . by the author , and each is the average of three ; but , in nearly every case , there is an error of from one to three degrees , which is inseparable from the measurement of surfaces and angles ...
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Pasajes populares
Página 130 - The Vegetable Kingdom, or the Structure, Classification, and Uses of Plants, illustrated upon the Natural System.
Página 496 - 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 16 - 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 26 - 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 28 - 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 507 - ANNUAIRE DE CHIMIE, comprenant les applications de cette science à la médecine et à la pharmacie, ou Répertoire des découvertes et des nouveaux travaux en chimie faits dans les diverses parties de l'Europe ; par MM. E.
Página 311 - THE GEOLOGY OF PENNSYLVANIA: A Government Survey ; with a General View of the Geology of the United States, Essays on the Coal- Formation and its Fossils, and a Description of the Coal-Fields of North America and Great Britain.
Página 13 - 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 14 - 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 47 - ... 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.