Nature, Količina 100Sir Norman Lockyer Macmillan Journals Limited, 1917 |
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Zadetki 1–3 od 80
Stran xviii
... Stars , Prof. W. H. Pickering , 93 : Star Colours , H. E. Lau , 93 ; The New Star in N.G.C. 6946 , Dr. Max Wolf , 115 ; Maximum of Mira Ceti , 154 ; New Stars in Spiral Nebulæ , Dr. H. D. Curtis ; Adams , 174 ; Galactic Condensation of ...
... Stars , Prof. W. H. Pickering , 93 : Star Colours , H. E. Lau , 93 ; The New Star in N.G.C. 6946 , Dr. Max Wolf , 115 ; Maximum of Mira Ceti , 154 ; New Stars in Spiral Nebulæ , Dr. H. D. Curtis ; Adams , 174 ; Galactic Condensation of ...
Stran 53
... stars in clusters , Dr. Harlow Shapley has determined the colours and magnitudes of 300 stars in the galactic clouds surrounding the cluster Messier 13 ( Astro- physical Journal , vol . xlvi . , p . 64 ) . A wide range of colour is ...
... stars in clusters , Dr. Harlow Shapley has determined the colours and magnitudes of 300 stars in the galactic clouds surrounding the cluster Messier 13 ( Astro- physical Journal , vol . xlvi . , p . 64 ) . A wide range of colour is ...
Stran 129
... stars towards the galactic plane , as we proceed from brighter to fainter stars . Comparing star densities ( a ) in a belt of 20 ° on either side of the galaxy , and ( b ) in the caps of 50 ° radius round the galactic poles , the ratio ...
... stars towards the galactic plane , as we proceed from brighter to fainter stars . Comparing star densities ( a ) in a belt of 20 ° on either side of the galaxy , and ( b ) in the caps of 50 ° radius round the galactic poles , the ratio ...
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acid Agriculture ammonia Anemometers apparatus appears application appointed Association Board Botany British cent Chemical chemistry chemists coal College colour Committee considerable Council course deal December Department described direction effect electric Engineering experience Geological German given gives Government HATTON GARDEN illustrated important increase industry Institute interest investigations iron J. J. Thomson Journal laboratory larvæ lectures London London County Council magnetic manufacture mathematical means ment metal method Ministry of Munitions Museum National Physical Laboratory NATURE November observations Observatory obtained October Optical organisation paper physical plants practical present Price problems production Prof published pyrometers recent regard Royal Society scientific September South species stars supply survey technical temperature theory tion University University of London utilised various W. E. Castle W. H. Young