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Books Books 1 - 7 of 7 on To lessen this the bulbs were first made with black glass ; moreover, originally....  
" To lessen this the bulbs were first made with black glass ; moreover, originally the degree marks were put upon the supporting slab, then they were put upon the tubes of the thermometers. It was then found that in a position where two thermometers with... "
The American Meteorological Journal - Page 8
1885
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Nature, Volume 32

Sir Norman Lockyer - Science - 1885
...Roscoe, and others. The most recent improvements in this direction are those by Prof. McLeod and by Mr. Jordan. With regard to solar radiation thermometers,...of air left in the so-called vacuum. The next stage i was that, inasmuch as black glass had a bright surface, there i was still much light reflected, and...
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The Meteorological Magazine, Volumes 19-20

Meteorology - 1884
...apparatus. SOLAR RADIATION THERMOMETERS. The successive stages in the assumed perfecting of this instrument have been as follows : An ordinary mercurial thermometer...vacuum. The next stage was, that inasmuch as black glass has a bright surface there was still much heat reflected, and therefore the surface was dulled with...
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Symons's Meteorological Magazine, Volume 20

Meteorology - 1885
...apparatus. SOLAR RADIATION THERMOMETERS. The successive stages in the assumed perfecting of this instrument have been as follows : An ordinary mercurial thermometer...vacuum. The next stage was, that inasmuch as black glass has a bright surface there was still much heat reflected, and therefore the surface was dulled witli...
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English Mechanic and World of Science: With which are ..., Volume 41

Industrial arts - 1885
...found that in a position where two thermometers with similarly coated bulbs were exposed to the sunbut one was exposed to more wind than the other the...inserted in a glass shield exhausted of air. Various forme of mounting have been adopted ; but the chief efforts have been expended in determining the influence...
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Quarterly Journal of the Royal Meteorological Society, Volume 11

Meteorology - 1885
...that in a position where two thermometers with similarly coated bulbs were placed in the sunshine, but one was exposed to more wind than the other, the...that the thermometer should be inserted in a glass envelope exhausted of air. Various forms of mounting have been adopted, but the chief efforts have...
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Quarterly Journal of the Royal Meteorological Society, Volume 11

Meteorology - 1885
...that in a position where two thermometers with similarly coated bulbs were placed in the sunshine, but one was exposed to more wind than the other, the...that the thermometer should be inserted in a glass envelope exhausted of air. Various forms of mounting have been adopted, but the chief efforts have...
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Nature, Volume 32

Sir Norman Lockyer - Electronic journals - 1885
...degree marks were put upon the supporting slab, then they were put upon the tubes of the thermometer?. It was then found that in a position where two thermometers...of air left in the so-called vacuum. The next stage j was that, inasmuch as black glass had a bright surface, there i was still much light reflected, and...
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