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" The colours thus communicated by the different bases to flame afford, in many cases, a ready and neat way of detecting extremely minute quantities of them... "
Spectrum analysis, 6 lects - Page 102
by sir Henry Enfield Roscoe - 1873
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The Eclectic Magazine of Foreign Literature, Science, and Art, Volume 14

1871 - 808 pages
...researches were carried on, at intervals at all events, till 1827, when he wrote, " The colors thus contributed by different objects to flame afford in...of detecting extremely minute quantities of them." Here we find spectrum analysis almost stated in terms, and yet, although Herschel, Brewster, and Fox...
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The Methodist new connexion magazine and evangelical repository, Volume 74

1871 - 788 pages
...researches were carried on, at intervals at all events, till 1827, when he wrote : "The colours thus contributed by different objects to flame afford in...of detecting extremely minute quantities of them." Here we find spectrum analysis almost stated in terms, and yet, although Herschel, Brewster, and Fox...
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Encyclopædia metropolitana; or, Universal dictionary of knowledge ..., Volume 4

Encyclopaedia - 1845 - 876 pages
...it is obtained, and its identity at all times. The colours thus communicated by the different base« to flame, afford in many cases a ready and neat way of detecting extremely minute quantities of them ; but this rather belongs to Chemistry than to our present subject. The pure earths, when violently...
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Chemical News and Journal of Industrial Science, Volume 3

1861 - 410 pages
...resembling that of the sun (when analysed with a prism), except the light of the other celestial bodies. 6. 'The red fire of the theatres, examined in the same way, gave a most beautiful spectrum, with many white lines or maxima of light. In the red these lines were numerous and crowded with dark spaces between,...
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The Photographic News, Volumes 3-4

Sir William Crookes, George Wharton Simpson - 1860 - 858 pages
...its identity at all times. The colours thus communicated by the different bases to Зяте afiord in many cases a ready and neat way of detecting extremely minute quantities of them ; but this rather belongs to chemistry than to our present subject. The pure earths, when violently...
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Chemical News and Journal of Industrial Science, Volume 5

1862 - 326 pages
...Hetrcpolilana, in the year 1817, Herschel says, — " The colours thus communicated by different bases to flame afford in many cases a ready and neat way...of detecting extremely minute quantities of them." But it is to Fox Talbot, a gentleman well-kno on to us as one of the first investigators of the beautiful...
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Elements of chemistry: theoretical and practical, Volume 1

William Allen Miller - 1863 - 614 pages
...put in powder into the wick of a spirit-lamp. The colours thus communicated by the different bases to flame, afford in many cases a ready and neat way...of detecting extremely minute quantities of them." The analysis of the spectra of artificial lights was resumed by Fox Talbot in 1826, in vol. v. of Brewster's...
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Annalen der Physik und Chemie, Volume 118

1863 - 700 pages
...powder into the wick of a spirit-lamp « .... « The colours thus communicated by the different bases to flame afford, in many cases, a ready and neat way of detecting extremely minute quantities of them «... » The pure earths, when violently heated, as has recently been practised by Lieutenant Drummond,...
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Annalen der Physik und Chemie

1863 - 720 pages
...powder into the wick of a spirit-lamp « . . . . » The colours thus communicated by the different bases to flame afford, in many cases, a ready and neat way...of detecting extremely minute Quantities of them« ... » The pure earths , when violently heated, as has recently been practised by Lieutenant Drummond,...
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Annalen der Physik und Chemie

1863 - 694 pages
...powder into the wick of a spirit-lamp « . . . . » The colours thus communicated by the different bases to flame afford, in many cases, a ready and neat way of detecting extremely minute quantities of them «... » The pure earths, when violently heated, as has recently been practised by Lieutenant Drummond,...
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