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" If we had evidence that the other lines which present themselves in the spectra of nitrogen and hydrogen were quenched on their way to us, we should have to consider their disappearance as an indication of a power of extinction residing in cosmical space,... "
The London, Edinburgh and Dublin Philosophical Magazine and Journal of Science - Page 57
1868
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Spectrum Analysis: Six Lectures, Delivered in 1868, Before the Society of ...

Henry Enfield Roscoe - 1873 - 542 pages
...in cosmical space, similar to that which was suggested from theoretical considerations by Chéseaux, and was afterwards supported on other grounds by Olbers and the elder Struve. Further, as the lines which we see in thenebula3 are precisely those which experiment shows would longest...
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Contributions to Solar Physics: I. A Popular Account of Inquiries Into the ...

Sir Norman Lockyer - 1874 - 746 pages
...in the spectra of nitrogen and hydrogen were quenched on their way to us, we should have to consider their disappearance as an indication of a power of...supported on other grounds by Olbers and the elder Strove. Further, as the lines, which we see in the nebulae are precisely those which experiment shows...
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Contributions to Solar Physics: I. A Popular Account of Inquiries Into the ...

Sir Norman Lockyer - 1874 - 720 pages
...in cosmical space, similar to that which was suggested from theoretical considerations by Chcseaux, and was afterwards supported on other grounds by Olbers and the elder Struve. Further, as the lines, which we see in the nebula: are precisely those which experiment shows would...
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