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" In such instances, the larger star is usually of a ruddy or orange hue, while the smaller one appears blue or green, probably in virtue of that general law of optics, which provides that, when the retina is under the influence of excitement by any bright,... "
The Geography of the Heavens: And Class-book of Astronomy: Accompanied by a ... - Page 138
by Elijah Hinsdale Burritt - 1873 - 348 pages
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The Youth's magazine, or Evangelical miscellany, Volume 5

1842 - 612 pages
...contrasted or complementary colors. In such instances the larger star is usually of a ruddy or orange hue, while the smaller one appears blue or green, probably in virtue of that general law of opties which provides that when the retina is under the influence of excitement by any bright colored...
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Astronomy

sir John Frederick W. Herschel (1st bart.) - 1833 - 500 pages
...contrasted or complementary colours.* In such instances, the larger star is usually of a ruddy or orange hue, while the smaller one appears blue or green,...is under the influence of excitement by any bright, coloured light; feebler lights, which seen alone would produce no sensation hut of whiteness, shall...
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Astronomy

Sir John Frederick William Herschel - Astronomy - 1833 - 444 pages
...contrasted or complementary colours. * In such instances, the larger star is usually of a ruddy or orange hue, while the smaller one appears blue or green, probably in virtue of that general lawof optics,which provides, thatwhen the retina is under the influence of excitement by any bright,...
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An Elementary Treatise on Astronomy: Adapted to the Present Improved State ...

John Farrar - Astronomy - 1834 - 504 pages
...contrasted or complementary colors. In such instances, the larger star is usually of a ruddy or orange hue, while the smaller one appears blue or green,...lights, which seen alone would produce no sensation but of whiteness, shall for the time appear colored with the tint complementary to that of the brighter....
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A Treatise on Astronomy: Illustrated with Maps and Plates

Mrs. L. H. Tyler - Astronomy - 1837 - 302 pages
...larger star is usually of a ruddy or orange hue, while the smaller one appears blue or green,probably in virtue of that general law of optics, which provides...lights, which seen alone would produce no sensation but of whiteness, shall for the time appear colored with the tint complementary to that of the brighter....
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The Geography of the Heavens, and Class Book of Astronomy: Accompanied by a ...

Elijah Hinsdale Burritt - Astronomy - 1838 - 350 pages
...colours, or comptimentary tints. In such instances, the larger star is usually of a ruddy or orange hue, while the smaller one appears blue or green,...is under the influence of excitement by any bright, coloured light, feebler lights, which seen alone would produce no sensation but that of whiteness,...
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An Introduction to Astronomy: Designed as a Textbook for the Use of Students ...

Denison Olmsted - Astronomy - 1839 - 304 pages
...contrasted or complementary colors.* In such instances, the larger star is usually of a ruddy or orange hue, while the smaller one appears blue or green,...of optics, which provides that when the retina is excited by any bright colored light, feebler lights which seen alone would produce no sensation but...
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The Family Library (Harper)., Volume 99

Child rearing - 1840 - 460 pages
...contrasted or complementary colours. In such instances, the larger star is usually of a ruddy or orange hue, while the smaller one appears blue or green ;...retina is under the influence of excitement by any bright-coloured light, feebler lights, which, seen alone, would produce no sensation but of whiteness,...
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An Introduction to Astronomy: Designed as a Text Book for the Students of ...

Denison Olmsted - Astronomy - 1843 - 316 pages
...colors.* In such instances, the larger star is usually of a ruddy or orange hue, while the smaller ons appears blue or green, probably in virtue of that...of optics, which provides that when the retina is excited by any bright colored light, feebler lights which seen alone would produce no sensation but...
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The Geography of the Heavens and Class Book of Astronomy: Accompanied by a ...

Elijah Hinsdale Burritt - Astronomy - 1843 - 344 pages
...colours, or complimentary tints. In such instances, the larger star is usually of a ruddy or orange hue, while the smaller one appears blue or green, probably in virtue of that general law of opties, which provides, that when the retina is under the influence of excitement by any bright, coloured...
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