Nature, Volume 110Sir Norman Lockyer Macmillan Journals Limited, 1922 |
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... means of replace- ment , should the originals at any time be lost or destroyed . Such a catastrophe occurred in 1834 , when the Houses of Parliament were burnt down , the then existing standards being destroyed in the fire . The other ...
... means of replace- ment , should the originals at any time be lost or destroyed . Such a catastrophe occurred in 1834 , when the Houses of Parliament were burnt down , the then existing standards being destroyed in the fire . The other ...
Página 464
... means of a beam of light directed from the source D ( a Pointolite Lamp of 30 or 100 candle - power ) by a con- denser E through the slit F and brought to a focus on the diaphragm C. Thence by means of lenses G and H an image of the ...
... means of a beam of light directed from the source D ( a Pointolite Lamp of 30 or 100 candle - power ) by a con- denser E through the slit F and brought to a focus on the diaphragm C. Thence by means of lenses G and H an image of the ...
Página 557
... mean annual dates at which certain temperatures reign . The tempera- tures are reduced to sea - level for this purpose ... means of recognising the presence of the vitamins in food materials , and the discovery of such a test would ...
... mean annual dates at which certain temperatures reign . The tempera- tures are reduced to sea - level for this purpose ... means of recognising the presence of the vitamins in food materials , and the discovery of such a test would ...
Índice
Rayleigh Lord Polarisation of the Light scattered by strators in Physiology in Cambridge University 530 | xxxi |
Sutton J R The Control of Evaporation by the Tempera Gold Medal of the Franklin Institute 188 | xxxiii |
Wherry E T The Statement of Crystalsymmetry 586 Wolbach Prof S B New Growths and Cancer 766 | xxxiv |
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absolute magnitude acid Agriculture appears Association atom August black coral botanical British cells cent chemical chemistry College colour Committee connexion considerable Cretaceous described direction discussion edition effect electric electrons engineering Eocene experimental experiments fact Foraminifera Geology give given helium important industry Institute interest internal combustion engine investigation July June known laboratory large number larvæ lectures light lines London material matter measure mechanism ment method molecules Mount Everest Museum NATURE observations Observatory obtained organisation oxygen Pamirs paper parallax physical plant plates possible practical present probably problem produced Prof published recent recognised regard relation rickets Royal Society scientific South species spectrum stars structure surface surface tension temperature tetraploid theory Tibet tion University University of London various vitamin volume X-ray