Nature, Volumen45Nature Publishing Group, 1892 |
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Página 11
... complete process for removing all kinds of impurities from the air . Floating particles are free surfaces , and become weighted by the moisture they condense and tend to sink , and even the gaseous impurities in the air will be dis ...
... complete process for removing all kinds of impurities from the air . Floating particles are free surfaces , and become weighted by the moisture they condense and tend to sink , and even the gaseous impurities in the air will be dis ...
Página 12
... complete and accurate record of fogs in London is not kept ; several stations are required , and a cor- rect method of registering the density and distinguish- ing the difference between haze and fog is necessary ; but fortunately there ...
... complete and accurate record of fogs in London is not kept ; several stations are required , and a cor- rect method of registering the density and distinguish- ing the difference between haze and fog is necessary ; but fortunately there ...
Página 107
... complete alternations per second can be obtained in each circuit when the field magnet only makes 150 revolutions per minute . For examining the interior , the armature , which forms the outside shell of the machine , can be withdrawn ...
... complete alternations per second can be obtained in each circuit when the field magnet only makes 150 revolutions per minute . For examining the interior , the armature , which forms the outside shell of the machine , can be withdrawn ...
Página 118
... complete observation be impossible , owing to the time during which the luminous clouds are visible being too short for careful measurements and drawings or to any other cause , the observer should nevertheless communicate briefly to ...
... complete observation be impossible , owing to the time during which the luminous clouds are visible being too short for careful measurements and drawings or to any other cause , the observer should nevertheless communicate briefly to ...
Página 121
... complete monograph on the subject . No one is more competent than Prof. Lunge to write authoritatively concerning the manufacture of sulphuric acid . For eleven years previous to his election to the Professorship of Technical Chemistry ...
... complete monograph on the subject . No one is more competent than Prof. Lunge to write authoritatively concerning the manufacture of sulphuric acid . For eleven years previous to his election to the Professorship of Technical Chemistry ...
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Términos y frases comunes
acid alternate current ammonia animals appears Astronomical atlatl azoimide Betula nana birds boron British carbon cent chemical chronophotography coil College colour compound contains course crystals curve December described Dryas octopetala electrical equation exhibited existence experiments fact feet gadolinia geological give given Halliburton heat hydrazine hydroxylamine illustrated important inches Indian Institution interesting investigation iron larvæ lectures less light lines liquid London Lord Rayleigh magnetic mathematical matter means Meteorological method molecular Museum nature névé nitrogen November object observations Observatory obtained occur Pantelleria paper photographs physical plants plates present pressure probably produced Prof quantity Ray Lankester reference remarkable Royal Society salt scientific solution South South Wales species specimens stars substance sulphuric sulphuric acid surface taken temperature theory tion tube volume wind wire Yambuya
Pasajes populares
Página 175 - A wonderful and horrible thing is committed in the land; the prophets prophesy falsely, and the priests bear rule by their means; and my people love to have it so: and what will ye do in the end thereof?
Página 79 - THE COLLIERY MANAGER'S HANDBOOK. A Comprehensive Treatise on the Laying-out and Working of Collieries, Designed as a Book of Reference for Colliery Managers, and for the Use of Coal-Mining Students preparing for First-class Certificates. By CALEB PAMELY, Mining Engineer and Surveyor ; Member of the North of England Institute of Mining and Mechanical Engineers ; and Member of the South Wales Institute of Mining Engineers. With 700 Plans, Diagrams, and other Illustrations.
Página 185 - No change is made in the orthography of foreign names in countries which use Roman letters : thus Spanish, Portuguese, Dutch, &c., names will be spelt as by the respective nations.
Página xxxi - SON OF THE MARSHES, A." From Spring to Fall ; or, When Life Stirs. By
Página 300 - PRIZE," be awarded every two years to the author of the best Essay on some subject of Pure Mathematics, Astronomy, or other branch of Natural Philosophy. 2. That the...
Página 164 - FRS, Vice-president, in the chair. — The Secretary read a report on the additions that had been made to the Society's menagerie during the month of November 1892. — Dr. Hickson read a paper entitled "A Revision of the Genera of the Alcyoaaria Stolonifera, with a description of one new genus and several new species.
Página 301 - These seeds are not sold to the general public, but are available for exchange with colonial, Indian, and foreign botanic gardens, as well as with regular correspondents of Kew. No application, except from remote colonial possessions, can be entertained after the end of March.
Página 93 - ... provided for, which have for their object the advancement of human knowledge or the benefit of mankind in general, rather than to researches directed to the solution of questions of merely local importance.
Página 225 - Yet in each soul is born the pleasure Of yearning onward, upward and away. When o'er our heads, lost in the vaulted azure. The lark sends down his flickering lay, When over crags and piny highlands The poising eagle slowly soars, And over plains and lakes and islands The crane sails by to other shores.
Página 65 - ... foot-tons of energy which have hitherto escaped notice. To unlock this boundless store and subdue it to the service of man is a task which awaits the electrician of the future. The latest researches give well-founded hopes that this vast storehouse of power is not hopelessly inaccessible.