Nature, Volume 103Sir Norman Lockyer Macmillan Journals Limited, 1919 - Electronic journals |
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Page 320
... give methyl ether and a pyro- sulphate , some methylsulphate being formed as a by- product . With barium and calcium ... gives no pigment when cultivated in aqueous peptone . M. Ménard and C. Delval : The action of the X - rays on fibro ...
... give methyl ether and a pyro- sulphate , some methylsulphate being formed as a by- product . With barium and calcium ... gives no pigment when cultivated in aqueous peptone . M. Ménard and C. Delval : The action of the X - rays on fibro ...
Page 337
... gives many valuable suggestions for the treatment of the subject in schools . Sir William Tilden deals with the aims , objects , and methods of science teaching , and lays stress upon the value of research work in science classes . Mr ...
... gives many valuable suggestions for the treatment of the subject in schools . Sir William Tilden deals with the aims , objects , and methods of science teaching , and lays stress upon the value of research work in science classes . Mr ...
Page 444
... gives a suc- cinct account of them , and of certain other less important processes , with such theoretical explana- tions as seemed to him necessary . A chemical engineer with actual experience of the working of hydrogen plants will ...
... gives a suc- cinct account of them , and of certain other less important processes , with such theoretical explana- tions as seemed to him necessary . A chemical engineer with actual experience of the working of hydrogen plants will ...
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