Nature, Volume 99Sir Norman Lockyer Macmillan Journals Limited, 1917 |
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Página 14
... production . It is in- teresting to note , as a temporary phase of the disturb ances caused by the war , that a number of aluminium transmission lines were taken down in the latter part of 1915 and replaced by copper . MR . G. F. HILL ...
... production . It is in- teresting to note , as a temporary phase of the disturb ances caused by the war , that a number of aluminium transmission lines were taken down in the latter part of 1915 and replaced by copper . MR . G. F. HILL ...
Página 321
... production of explosives , accounts for the issue of a second edition within two years of its first appearance . As Mr. Marshall points out in his preface , " the war has not caused the introduc- tion of any very novel explosives ...
... production of explosives , accounts for the issue of a second edition within two years of its first appearance . As Mr. Marshall points out in his preface , " the war has not caused the introduc- tion of any very novel explosives ...
Página 412
... production of cement , glass , and ceramic ware . Its services in the production of muni- tions of war are even more obvious . A remarkable characteristic of chemical industries is the tendency for the enterprises to become merged ...
... production of cement , glass , and ceramic ware . Its services in the production of muni- tions of war are even more obvious . A remarkable characteristic of chemical industries is the tendency for the enterprises to become merged ...
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