Proceedings of the American Academy of Arts and Sciences, Nide 48Metcalf and Company, 1913 Vol. 12 (from May 1876 to May 1877) includes: Researches in telephony / by A. Graham Bell. |
Kirjan sisältä
Tulokset 1 - 5 kokonaismäärästä 100
Sivu 4
... taken for the evaluation was the familiar one of measuring the radiation directly by means of a thermopile connected with a sensitive galvanometer in a manner familiar in recent experiments on the efficiency of illuminants in the ...
... taken for the evaluation was the familiar one of measuring the radiation directly by means of a thermopile connected with a sensitive galvanometer in a manner familiar in recent experiments on the efficiency of illuminants in the ...
Sivu 6
... taken to the standard distance of 50 cm . employed throughout this investigation , the constant of the thermopile galvanometer system was found to be 1 mm . = 1 scale division = 35.3 ergs per second per square cm . By this constant the ...
... taken to the standard distance of 50 cm . employed throughout this investigation , the constant of the thermopile galvanometer system was found to be 1 mm . = 1 scale division = 35.3 ergs per second per square cm . By this constant the ...
Sivu 8
... taken on a tungsten lamp through the quartz cell alone , and through the quartz cell plus a disc of optical crown glass 2 mm . thick secured with glycerine in the ordinary man- ner . The absorption of this crown glass is shown in Plate ...
... taken on a tungsten lamp through the quartz cell alone , and through the quartz cell plus a disc of optical crown glass 2 mm . thick secured with glycerine in the ordinary man- ner . The absorption of this crown glass is shown in Plate ...
Sivu 9
... taken by Weston instruments freshly calibrated , and the quantity readings on the gas lamps tested were obtained from a newly adjusted standard meter . 100 Watt Tungsten.- The first source of light investigated was an ordinary 100 watt ...
... taken by Weston instruments freshly calibrated , and the quantity readings on the gas lamps tested were obtained from a newly adjusted standard meter . 100 Watt Tungsten.- The first source of light investigated was an ordinary 100 watt ...
Sivu 10
... taken could fall freely upon the thermopile without causing a material angular error or forcing one to depart widely from the standard distance of 0.5 meter . The horizontal radiation normal to the tube was of course taken , the ...
... taken could fall freely upon the thermopile without causing a material angular error or forcing one to depart widely from the standard distance of 0.5 meter . The horizontal radiation normal to the tube was of course taken , the ...
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Yleiset termit ja lausekkeet
2-vector Abietineous Agathis angle antheridia apex appear Araucarian axes axis bars of Sanio basal cell become Boston branches bulbils Cambridge central cells chlamydospores coil compressibility conidia Conifers cultures curve determined diameter Diels dimensional distally distinguished ectoderm equations Figure genus geometry Heraclitus hyaline hyphae inner product k₁ lamp lateral length to tip method motion mycelium nematocysts nilpotent number system obtained outer outer product Papulospora particle perithecium perpendicular pitting plane planoid Plate polyp pressure primary appendage primordium pyrosulphuryl chloride quartz radiation rays reactance receptacle resin canals S₁ Sanio scalar silicon silicon tetrachloride singular vector slightly space species spores stalk-cell stomodaeum sub system subbasal cell subtended suffused temperature terminal tion tip of perithecium Total length tracheids tube ultra violet usually velocity wood zero δὲ καὶ Σ Σ τὰ τὸ τοῦ τῶν
Suositut otteet
Sivu 774 - Statuary and casts of sculpture for use as models or for art educational purposes only; regalia and gems, where specially imported in good faith for the use and by order of any society incorporated or established solely for religious, philosophical, educational, scientific, or literary purposes, or for the encouragement of the fine arts, or for the use and by order of any college, academy, school, seminary of learning, orphan asylum, or public hospital in the United States, or any State or public...
Sivu 44 - THE wisest man could ask no more of Fate Than to be simple, modest, manly, true, Safe from the Many, honored by the Few ; To count as naught in World, or Church, or State, But inwardly in secret to be great...
Sivu 817 - Chap, ii.; chap. vi. art. 1; chap. ix. art. 1. CHAPTER IV OFFICERS ARTICLE 1. The Officers of the Academy shall be a President (who shall be Chairman of the Council), three Vice-Presidents (one from each Class), a Corresponding Secretary (who shall be Secretary of the Council), a Recording Secretary, a Treasurer, and a Librarian, all of whom shall be elected by ballot at the Annual Meeting, and shall hold their respective offices for one year, and until others are duly chosen and installed. There...
Sivu 774 - Works of art, collections in illustration of the progress of the arts, sciences, or manufactures, photographs, works in terra cotta, parían, pottery, or porcelain, antiquities and artistic copies thereof in metal or other material...
Sivu 774 - State or by any society or institution established for the encouragement of the arts, science, or education, or for a municipal corporation, and all like articles imported in good faith by any society or association, or for a municipal corporation for the purpose of erecting a public monument, and not intended for sale, nor for any other purpose than herein expressed...
Sivu 44 - Kings and ambitious noblemen have in other lands and other times been patrons of learned societies and have provided sumptuous accommodations for them. Our house is believed to be the only abode of a scientific society built by a member of the body and devoted to the unrestricted uses of his fellows. If Agassiz had lived to see the completion of this house, it is safe to say that neither his name not his features would have appeared upon these walls. What his singular modesty would have forbidden...
Sivu 35 - If we can say that we now know the physical and biological conditions of the great ocean basins in their broad general outlines — and I believe we can do so — the present state of our knowledge is due to the combined work and observations of a great many men belonging to many nationalities, but most probably more to the work and inspiration of Alexander Agassiz than to any other single man.
Sivu 774 - Treasury may prescribe, for the payment of lawful duties which may accrue should any of the articles aforesaid be sold, transferred, or used contrary to this provision, and such articles shall be subject, at any time, to examination and inspection by the proper officers of the customs : Provided, That the privileges of this and the preceding section shall not be allowed to associations or corporations engaged in or connected with business of a private or commercial character.
Sivu 713 - ... cum semel institerunt vestigia certa viai, sic alid ex alio per te tute ipse videre talibus in rebus poteris caecasque latebras insinuare omnis et verum protrahere inde. quod si pigraris paulumve recesseris ab re, 410 hoc tibi de plano possum promittere, Memmi : usque adeo largos haustus e fontibu...
Sivu 774 - Congress. 501. Books, maps, music, engravings, photographs, etchings, bound or unbound, and charts, which shall have been printed more than twenty years at the date of importation, and all hydrographic charts, and publications issued for their subscribers or exchanges by scientific and literary associations or academies, or publications of individuals for gratuitous private circulation, and public documents issued by foreign Governments.