Nature, Volume 101Sir Norman Lockyer Macmillan Journals Limited, 1918 - Electronic journals |
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Page 31
... PERIOD VARIABLE RZ CEPHEI . From ex- tensive photographic observations which have been made at Dunsink , Messrs . Martin and Plummer have deduced a period of 0.308646 day for this interesting variable star ( Monthly Notices , vol ...
... PERIOD VARIABLE RZ CEPHEI . From ex- tensive photographic observations which have been made at Dunsink , Messrs . Martin and Plummer have deduced a period of 0.308646 day for this interesting variable star ( Monthly Notices , vol ...
Page 169
... period of two thousand years there has been no appreciable change of climate . Therefore the balance of the heat exchanges between the earth's income from the solar radiation and its expendi- ture in terrestrial radiation into space may ...
... period of two thousand years there has been no appreciable change of climate . Therefore the balance of the heat exchanges between the earth's income from the solar radiation and its expendi- ture in terrestrial radiation into space may ...
Page 233
... period , waves with periods less than seventy seconds having their maximum frequency during the day , and those with periods longer than ninety seconds having their maximum during the night . Periods shorter than thirty seconds were ...
... period , waves with periods less than seventy seconds having their maximum frequency during the day , and those with periods longer than ninety seconds having their maximum during the night . Periods shorter than thirty seconds were ...
Contents
Smith Sir Swire 49 The Ethnological Affinities of the Natives of H Bal | 8 |
Geography Practical Essentials of B C Wallis 364 in the F J W Whipple 359 in France Rainfall | 10 |
Whiting Dr A L Soil Biology 61 Nova in Monoceros 52 A Star with a Nova Spectrum | 12 |
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A. C. D. Crommelin acid æther Agriculture Alfred Keogh ammonia appears applied April Astronomical birds British Cape Royds cent chemical chemistry College Committee considerable Council David Prain dealing Department described direction discussion disease effect electric engineering experiments fact give given Government important increase industry Institute interesting investigation issued J. J. Thomson Journal June laboratory larvæ lecture light London magnetic manufacture March matter measure ment metal Meteorological method metric metric system mineral Museum National National Physical Laboratory natural Nosema apis observations Observatory obtained organisation paper Paul Painlevé perihelion period photographs physical plants practical present Price problems production Prof published recent regard Royal Society schools scientific species star supply technical temperature theory tion treatment United United Kingdom University various velocity