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" Herschel described the head of the Comet of 1811 to be of a greenish or bluish-green colour, while the central point appeared to be of a pale ruddy tint. The representations of Halley's comet at its appearance in 1835, by the elder Struve, are coloured... "
Proceedings of the Royal Society of London - Síđa 159
eftir Royal Society (Great Britain) - 1875
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Proceedings of the Royal Society of London, Bindi 16

Royal Society (Great Britain) - 1868 - 646 síđur
...green. Considerable difference of colour has been remarked in the parts of some comets. Sir William Herschel described the head of the comet of 1811 to...bluish-green colour, while the central point appeared of a ruddy tint. The same colours have been observed in other comets. If carbon be the substance of...
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The London, Edinburgh and Dublin Philosophical Magazine and Journal of Science

1868 - 1022 síđur
...green. Considerable difference of colour has been remarked in the parts of some comets. Sir William Herschel described the head of the comet of 1811 to...bluish-green colour, while the central point appeared of a ruddy tint. The same colours have been observed in other comets. If carbon be the substance of...
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Proceedings of the Royal Society of London, Bindi 16

Royal Society (Great Britain) - 1868 - 662 síđur
...remarked in the parts of some comets. Sir William Herschel described the head of the comet of 181 1 to be of a greenish or bluish-green colour, while the central point appeared of a ruddy tint. The same colours have been observed in other comets. If carbon be the substance of...
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Spectrum Analysis: Six Lectures, Delivered in 1868, Before the Society of ...

Henry Enfield Roscoe - 1870 - 514 síđur
...parts of some comets. The spectrum of this comet would show that its colour was bluish green. Sir W. Herschel described the head of the comet of 1811 to...central point appeared to be of a pale ruddy tint. The representations of Halley's comet at its appearance in 1835, by the elder Struve, are coloured bluish...
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Spectrum Analysis -- Six Lectures

Henry E. Roscoe - 1869 - 372 síđur
...parts of some comets. The spectrum of this comet would show that its colour was bluish green. Sir W. Herschel described the head of the Comet of 1811 to...central point appeared to be of a pale ruddy tint. The representations of Halley's comet at its appearance in 1835, by the elder Struve, are coloured bluish...
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Spectrum analysis, 6 lects

sir Henry Enfield Roscoe - 1869 - 396 síđur
...parts of some comets. The spectrum of this comet would show that its colour was bluish green. Sir W. Herschel described the head of the Comet of 1811 to be of a greenish or Klui.sh-green colour, while the central point appeared to be of a pale ruddy tint. The representations...
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Spectrum analysis, 6 lects

sir Henry Enfield Roscoe - 1870 - 452 síđur
...parts of some comets. The spectrum of this comet woidd show that its colour was bluish green. Sir W. Herschel described the head of the comet of 1811 to...central point appeared to be of a pale ruddy tint. The representations of Halley's comet at its appearance in 1835, by the elder Struve, are coloured bluish...
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Spectrum Analysis: Six Lectures, Delivered in 1868, Before the Society of ...

Henry Enfield Roscoe - 1873 - 542 síđur
...parts of some comets. The spectrum of this comet would show that its colour was bluish-green. Sir \V. Herschel described the head of the comet of 1811 to be of a greenish or 1 The head of If alley's comet in 1835 in a telescope of great power " exhibited the appearance of...
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Spectrum analysis, 6 lects

sir Henry Enfield Roscoe - 1873 - 550 síđur
...repelled from the sun. " — Sin .Ton.v HEUSCHEL, Familiar Lectures un Scientific Subjects, p. 115. bluish-green colour, while the central point appeared to be of a pale ruddy tint. The representations of Halley's comet at its appearance in 1835, by the elder Struve, are coloured bluishgreen,...
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The World of Comets

Amédée Guillemin - 1877 - 620 síđur
...comet in the telescope, writes, ' The nucleus [of Coggia's comet] appeared of an orange colour. This may be due in part to the effect of contrast with...point appeared to be of a pale ruddy tint. The elder Strube's representations of Halley's comet, at its appearance in 1835, are coloured green, and the...
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