Nature, Volume 104Sir Norman Lockyer Macmillan Journals Limited, 1919 - Electronic journals |
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Page 173
... connected by means of a thin wire with the experimental plant growing in a pot ; this latter was put in electric connection with the earth ( Fig . 1 ) . The distance between the transmitting and receiving aerial was about 200 metres ...
... connected by means of a thin wire with the experimental plant growing in a pot ; this latter was put in electric connection with the earth ( Fig . 1 ) . The distance between the transmitting and receiving aerial was about 200 metres ...
Page 199
... connection with physical measuring apparatus , such as the kymo- graph and other devices already in use in German and French universities . This has resulted during these fifty years in great progress in both the teaching and the ...
... connection with physical measuring apparatus , such as the kymo- graph and other devices already in use in German and French universities . This has resulted during these fifty years in great progress in both the teaching and the ...
Page 241
... connection with telephony , enormous inventive thought has been given since 1880 to perfecting the mechanism of telephone exchanges , and the difficulties of auto- matic exchanges , which require no telephone girls or operators to ...
... connection with telephony , enormous inventive thought has been given since 1880 to perfecting the mechanism of telephone exchanges , and the difficulties of auto- matic exchanges , which require no telephone girls or operators to ...
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