ScienceJohn Michels (Journalist) 1944 |
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Page 180
... observed by direct vision . Observation of the various kinds of flocculi are by spectroheliograms , generally ... observed in the pe- numbrae of sun spots , difficult to explain on the as- sumption that such changes are real . A spot is ...
... observed by direct vision . Observation of the various kinds of flocculi are by spectroheliograms , generally ... observed in the pe- numbrae of sun spots , difficult to explain on the as- sumption that such changes are real . A spot is ...
Page 513
... observed with rela- tive precision by making rounds among a series of nests about sunset and sunrise . The E. cavatica may be similarly observed and more con- veniently , as it is the most nearly " social " of locally common species ...
... observed with rela- tive precision by making rounds among a series of nests about sunset and sunrise . The E. cavatica may be similarly observed and more con- veniently , as it is the most nearly " social " of locally common species ...
Page
... observed times for the eclipse of the sun on January 25 than have heretofore been published . These make the actual ... observed at 14 hours 10 minutes 18.53 seconds , or nearly two and a half seconds early . The total observed duration ...
... observed times for the eclipse of the sun on January 25 than have heretofore been published . These make the actual ... observed at 14 hours 10 minutes 18.53 seconds , or nearly two and a half seconds early . The total observed duration ...
Contents
VOL | 1 |
A Longevity of the Eminent 345 | 20 |
Royal Observatory Greenwich 165 Standards Association American | 32 |
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