Nature, Volume 19Sir Norman Lockyer Macmillan Journals Limited, 1878 |
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Página 129
... position with respect to the pivot is adjusted by sliding longitudinally in the box fitted with clamping screw and vernier . On vertical pins at the ends of the main bar turn the two equal pulleys shown ; attached to these on their ...
... position with respect to the pivot is adjusted by sliding longitudinally in the box fitted with clamping screw and vernier . On vertical pins at the ends of the main bar turn the two equal pulleys shown ; attached to these on their ...
Página 180
... position , i.e. , in the same position as by the cor- puscular theory . The fact of the two errors compensating each other therefore prevents this occurrence of error from serving as a visual test between the two theories . There is ...
... position , i.e. , in the same position as by the cor- puscular theory . The fact of the two errors compensating each other therefore prevents this occurrence of error from serving as a visual test between the two theories . There is ...
Página 557
... position of the green band in the spectrum of sen's comet . The spectrum was so faint that the er bands could not be measured . The instrument was e 9 - inch equatorial of our astronomical laboratory , armed with a one - prism ...
... position of the green band in the spectrum of sen's comet . The spectrum was so faint that the er bands could not be measured . The instrument was e 9 - inch equatorial of our astronomical laboratory , armed with a one - prism ...
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