Nature, Količina 104Sir Norman Lockyer Macmillan Journals Limited, 1919 |
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Zadetki 1–3 od 79
Stran 171
... present negligible ; even the Maikop field , the first borings in which aroused . so much excitement , has sunk to a quite unim- portant factor in the general production . Of the other non - metallic minerals , bitumen is at present the ...
... present negligible ; even the Maikop field , the first borings in which aroused . so much excitement , has sunk to a quite unim- portant factor in the general production . Of the other non - metallic minerals , bitumen is at present the ...
Stran 185
... present generation , but no scheme has yet been evolved to make its application possible . There can be no doubt that in this respect our present system is a complete failure . It has been built up casually in the course of the ...
... present generation , but no scheme has yet been evolved to make its application possible . There can be no doubt that in this respect our present system is a complete failure . It has been built up casually in the course of the ...
Stran 707
Sir Norman Lockyer. with certainty that a particular type of implement was present . Mr. Reid Moir's collection appeared to him to present all the characteristics which one would expect to find in a group of implements belonging to the ...
Sir Norman Lockyer. with certainty that a particular type of implement was present . Mr. Reid Moir's collection appeared to him to present all the characteristics which one would expect to find in a group of implements belonging to the ...
Vsebina
Crabtree J H British Ferns and how to Identify | xvi |
Crawford H S The Mural Paintings and Inscriptions | xxxiii |
The Direct Determination Kew Observatory 120 The Magnetic Storm of August | xxxv |
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æther appears application appointed atomic weights birds body botany Bournemouth British Association Cambridge catalysis cent chemical chemistry chemists College colour comet Committee Council Department direction discovery economic edition Editor effect electric electrons elements energy engineering existence experiments fact fifty geological give given guanidin helium illustrated important increased industry Institute interest investigation J. J. Thomson James Watt journal jubilee knowledge laboratory large number lectures London Lord Rayleigh mathematical matter means meeting ment method mineral Museum National Physical Laboratory NATURE observations obtained October organisation paper period physical plants position possible practical present President problems production Prof progress published radiation radium recent recognised record regard Robert Hadfield Royal Society scientific workers South species technical telegony telegraphy temperature theory tical tion University W. H. Bragg wireless X-rays