Nature, Volume 102Sir Norman Lockyer Macmillan Journals Limited, 1918 |
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Página 218
... less sensitive substances , such as picric powder and tetryl , and these are used in shells . The velocity of detona- tion in its densest form is about 7000 metres per second . The power is less than that of picric acid , about in the ...
... less sensitive substances , such as picric powder and tetryl , and these are used in shells . The velocity of detona- tion in its densest form is about 7000 metres per second . The power is less than that of picric acid , about in the ...
Página 416
... less perplexing . In many cases it must be met by taking the whole of a working day or more per week for a limited period , and in rural areas during some weeks of the winter season . Indeed , it will be seen that no greater step was ...
... less perplexing . In many cases it must be met by taking the whole of a working day or more per week for a limited period , and in rural areas during some weeks of the winter season . Indeed , it will be seen that no greater step was ...
Página 443
... less title that this little book deals with what its author styles " the pre - scientific epoch of the history of science , " and that its main object , as declared in the preface , is to place the scientific achievement of ancient and ...
... less title that this little book deals with what its author styles " the pre - scientific epoch of the history of science , " and that its main object , as declared in the preface , is to place the scientific achievement of ancient and ...
Índice
Coe H S death 269 Cunningham Dr Brysson Sea Aggression 505 | 46 |
sence of Free Alkaline Bases 438 The Miscibility of Silica Series | 72 |
Barger Dr G appointed Professor of Chemistry in Edin edition | 84 |
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