Chemical News and Journal of Industrial Science, Tom 144,Wydanie 3764Chemical news office., 1932 |
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Strona 355
... obtained from this type of work is invaluable , not only from the point of view of radio - active properties , but also as a means of fixing a more accurate time - scale in geology and consequently as an aid to a more accurate ...
... obtained from this type of work is invaluable , not only from the point of view of radio - active properties , but also as a means of fixing a more accurate time - scale in geology and consequently as an aid to a more accurate ...
Strona 364
... obtained from the Secretary , London School of Hygiene and Tropical Medicine , Keppel Street , Gower Street , W.C. 1 . MOSQUITOES . 23rd May , 1932 . It is not generally realised that Mosquitoes in this country are becoming a serious ...
... obtained from the Secretary , London School of Hygiene and Tropical Medicine , Keppel Street , Gower Street , W.C. 1 . MOSQUITOES . 23rd May , 1932 . It is not generally realised that Mosquitoes in this country are becoming a serious ...
Strona 368
... obtained from the Patent Office , 25 , Southampton Buildings , London , W.C. 2 , at the uniform price of 1 / - each . Abstract Published . Group Abridgements can be obtained from the Patent Office , 25 , Southampton Buildings , London ...
... obtained from the Patent Office , 25 , Southampton Buildings , London , W.C. 2 , at the uniform price of 1 / - each . Abstract Published . Group Abridgements can be obtained from the Patent Office , 25 , Southampton Buildings , London ...
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