Annual Report of the Board of Regents of the Smithsonian InstitutionThe Institution, 1914 |
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Сторінка 203
... represent the prevailing magnetic conditions . We have learned that the regularities in the distribution of the earth's mag- netism , far from being normal features , as was once thought , are , instead , the abnormal ones , and that ...
... represent the prevailing magnetic conditions . We have learned that the regularities in the distribution of the earth's mag- netism , far from being normal features , as was once thought , are , instead , the abnormal ones , and that ...
Сторінка 251
... represent experimentally a modern wireless system with a diminutive antenna to represent the transmitting station , and ex- tended copper sheet to represent the earth's surface , and with investi- gating or receiving antennæ set up here ...
... represent experimentally a modern wireless system with a diminutive antenna to represent the transmitting station , and ex- tended copper sheet to represent the earth's surface , and with investi- gating or receiving antennæ set up here ...
Сторінка 668
... represent a very large part of the cost of the installation . It was expected that they would be sufficient to cool the entire gases of the plant to a safe temperature to protect the $ 30,000 worth of woolen bags with which the house is ...
... represent a very large part of the cost of the installation . It was expected that they would be sufficient to cool the entire gases of the plant to a safe temperature to protect the $ 30,000 worth of woolen bags with which the house is ...
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