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" ... one, has also, as it may be called, a power of penetrating into time past. To explain this, we must consider that, from the known velocity of light, it may be proved, that when we look at Sirius, the rays which enter the eye cannot have been less... "
Philosophical Transactions of the Royal Society of London - Pagina 498
1802
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The Critical Review, Or, Annals of Literature

1803
...the computation; which is, that a telescope with a power of penetrating into space, like my 40-feet one, has also, as it may be called, a power of penetrating...enter the eye cannot have been less than 6 years and 4-J mouths coming from that star to the observer. Hence it follows, that wheii we see an object of...
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Christian Examiner, Volume 1

1824
...this fact, he thus remarks ; ' A telescope with a power of penetrating into space, like my forty-feet one, has also, as it may be called, a power of: penetrating...rays which enter the eye, cannot have been less than six years and four months and a half coming from that star to the observer. Hence it follows, that...
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The Christian Examiner and General Review: 1824, Volume 1

Francis Jenks, James Walker, Francis William Pitt Greenwood, William Ware - 1824
...this fact, he thus remarks ; ' A telescope with a power of penetrating into space, like my forty.feet one, has also, as it may be called, a power of penetrating...be proved, that, when we look at Sirius, the rays whkh enter the eye cannot have been less than six years and four monthi and a halt coming from that...
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The Literary and Scientific Class Book: Embracing the Leading Facts and ...

Levi Washburn Leonard - 1827 - 318 pagina’s
...this fact, he thus remarks ; a telescope with a power of penetrating into space, like my forty feet one, has also, as it may be called, a power of penetrating...velocity of light, it may be proved that when we look at the star called Sirius, the THE CONSTELLATIONS. * 119 rays which enter the eye cannot have been less...
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The Literary and Scientific Class Book: Embracing the Leading Facts and ...

Levi Washburn Leonard - 1828 - 318 pagina’s
...consider that from the known velocity of light, it may be proved that when we look at the star called Sirius, the rays which enter the eye cannot have been less than six years and four months and a half coming from that star to the observer. Hence it follows that when...
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The Literary and Scientific Class Book: Embracing the Leading Facts and ...

Levi Washburn Leonard - 1830 - 320 pagina’s
...this fact, he thus remarks ; a telescope with a power of penetrating into space, like my forty feet one, has also, as it may be called, a power of penetrating...consider that from the known velocity of light, it n^ay be proved that when we look at the star called Sirius, the THE CONSTELLATIONS. 119 rays which...
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On the beauties, harmonies and sublimities of nature: with remarks ..., Volume 3

Charles Bucke - 1837
...respective ages of the fixed stars ? No one ! Yet when it may be proved, by the velocity of light, that when we look at Sirius, the rays which enter the eye cannot have been less than six years and four months and a half coming from that star to the observer, it follows that when we...
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On the Beauties, Harmonies, and Sublimities of Nature: With Notes ...

Charles Bucke - 1841 - 329 pagina’s
...the respective ages of the fixed stars ? No one ! Yet when it may be proved by the velocity of light, that when we look at Sirius, the rays which enter the eye cannot have been less than six years and four months and a half coming from that star to the observer, it follows that when we...
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Examen critique des doctrines de la religion chrétienne, Volume 1

Patrice Larroque - 1860 - 438 pagina’s
...ch. 18, Paris, 1838.) (2) » A télescope with a power of penetrating into space, like my 40 feet " one, has also, as it may be called, a power of penetrating...past. « To explain this, we must consider that, from thé known velocity of light, • it may be proved that, when we look at Sirius, thé rays which enter...
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The New Englander

1846
...Forty feet one, ba:t als" as it may be cntled, a power of penetrating into time past. To explain tins we must consider, that, from the known velocity of light, it may be proved, that, when we look at Siriua, the rays, which enter the eye, can not have been less than six years, ami four and a half months,...
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