The Quarterly Journal of Science, 8권John Churchill and Sons, 1871 |
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26 페이지
... mineral substance refined and perfected ; the emblem , too , of light , splendour , method , purity , power , eternity ! Again , therefore , a new test , not very scientific perhaps , but brought up by others specially to lower the ...
... mineral substance refined and perfected ; the emblem , too , of light , splendour , method , purity , power , eternity ! Again , therefore , a new test , not very scientific perhaps , but brought up by others specially to lower the ...
37 페이지
... mineral earth below , absorbs the rains and melted snows that would otherwise rapidly flow away .. This moisture it subsequently parts * " Des Climats et de l'Influence qu ' exercent les Sols Boisés et Non - Boisés . " The with ...
... mineral earth below , absorbs the rains and melted snows that would otherwise rapidly flow away .. This moisture it subsequently parts * " Des Climats et de l'Influence qu ' exercent les Sols Boisés et Non - Boisés . " The with ...
127 페이지
... minerals in analysis has been devised by Dr. Schonn . A steel crucible is heated over a lamp ; into this is projected a few pieces of metallic sodium , and afterwards the finely - divided and dry mineral is added . The crucible is then ...
... minerals in analysis has been devised by Dr. Schonn . A steel crucible is heated over a lamp ; into this is projected a few pieces of metallic sodium , and afterwards the finely - divided and dry mineral is added . The crucible is then ...
129 페이지
... mineral , which , on being brought to New York , was found to yield , on an average , rather over 60 per cent of sulphur , while the Sicily mineral only yields about 30 per cent . The deposit is , considering the small size of the ...
... mineral , which , on being brought to New York , was found to yield , on an average , rather over 60 per cent of sulphur , while the Sicily mineral only yields about 30 per cent . The deposit is , considering the small size of the ...
131 페이지
... mineral containing phosphate of iron . The diamonds of New South Wales are found , accom- panying gold , in the alluvial drifts , and especially in the neighbourhood of basaltic rocks . Some time ago we hinted that diamonds had been ...
... mineral containing phosphate of iron . The diamonds of New South Wales are found , accom- panying gold , in the alluvial drifts , and especially in the neighbourhood of basaltic rocks . Some time ago we hinted that diamonds had been ...
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acid ammonia amount angle apparatus appears atmosphere atoms battery boiler C. F. Varley carbon carbonic acid cause chemical chlorophyll chromosphere circuit coil colour contains copper corona diameter earth effect electric engine ether existence experiments explosions fact feet flame force give glass gun-cotton heat hyæna hydrochloric acid hydrogen inches increase instrument invention inventor iron length less Leyden jar light liquid luminiferous ether magnetic matter means measure mechanical metal microscope millimetre mineral minute motion nature nitroglycerine object observed obtained ordinary oxide paper particles patent phenomena photographic photosphere plate poles portion position present pressure prisms produced Professor Pyramid quantity recently Royal scientific sodium solar solar prominences solution species specific gravity spectra spectroscope spectrum spicules steam stone Stowmarket substance surface temperature theory tion tube vapour vibrations waves weight whilst whole wire xanthophyll zinc
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377 페이지 - On Some Disorders of the Nervous System in Childhood. Being the Lumleian Lectures delivered before the Royal College of Physicians in March 1871. By CHARLES WEST, MD Crown 8vo.
262 페이지 - Text-Books of Science, Mechanical and Physical, adapted for the use of Artisans and of Students in Public and other Schools.
260 페이지 - Quarterly Journal of Science. " We have no work in our own scientific literature to be compared with it, and we are glad that the translation has fallen into such good hands as those of Professor Everett. ... It will form an admirable text-book.
294 페이지 - Carpenter is in one sense justified in the proposition, that we may be said to be still living in the cretaceous period. The chalk formation has been going on over some part of the North Atlantic seabed, from its first commencement to the present day, in unbroken continuity and unchanged in character.
507 페이지 - The wind blows where it wills, and you hear the sound of it, but you do not know whence it comes or whither it goes; so it is with every one who is born of the Spirit.
214 페이지 - The Association for the Prevention of Steam Boiler Explosions, and for effecting Economy in the Raising and Use of Steam.
265 페이지 - A spot including both umbra and penumbra is a phenomenon which takes place beneath the level of the Sun's photosphere.
472 페이지 - These remarks, however, were written too hastily. It was taken for granted by the writers that the results of my experiments would be in accordance with their preconceptions. "What they really desired was not the truth, but an additional witness in favor of their own foregone conclusion. When they found that the facts which that investigation established could not be made to fit those opinions, why,—' so much the worse for the facts,' — they try to creep out of their own confident recommendations...