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 39
... reference . Deforming T and ( 1 ) together till T has one plane at infinity and the other three mutually orthogonal , and then lengthening in suitable proportions the three sets of principal axes , the rectangular point- equation of the ...
... reference . Deforming T and ( 1 ) together till T has one plane at infinity and the other three mutually orthogonal , and then lengthening in suitable proportions the three sets of principal axes , the rectangular point- equation of the ...
Página 59
... line which is given We use this word in the same sense in which it is used by astronomers with reference to the fixed stars . - by Kirchoff in his chart of the solar spectrum OF ARTS AND SCIENCES : JANUARY 9 , 1866 . 59.
... line which is given We use this word in the same sense in which it is used by astronomers with reference to the fixed stars . - by Kirchoff in his chart of the solar spectrum OF ARTS AND SCIENCES : JANUARY 9 , 1866 . 59.
Página 74
... reference to Figs . 1 and 2 ; the first rep- resenting the cells when the base is viewed , and the second when looked at per- pendicularly to one of the sides . In both figures A indicates the ordinary form of the cell . The whole se ...
... reference to Figs . 1 and 2 ; the first rep- resenting the cells when the base is viewed , and the second when looked at per- pendicularly to one of the sides . In both figures A indicates the ordinary form of the cell . The whole se ...
Página 223
... reference to what has been determined of the latter . Montagne and Jardin have illustrated portions of the wider field ; and Dr. Nylander has combined their results with important ones of his own , in his Lichenes Polynesienses , which ...
... reference to what has been determined of the latter . Montagne and Jardin have illustrated portions of the wider field ; and Dr. Nylander has combined their results with important ones of his own , in his Lichenes Polynesienses , which ...
Página 240
... reference to gravity , cohesion , light , electricity , and magnetism ; secondly , the chemical history of the body , in which are to be consid- ered its nature as elemental or compound , its chemical relations with regard to other ...
... reference to gravity , cohesion , light , electricity , and magnetism ; secondly , the chemical history of the body , in which are to be consid- ered its nature as elemental or compound , its chemical relations with regard to other ...
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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.