Nature, Том 23Sir Norman Lockyer Macmillan Journals Limited, 1881 |
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Стр. xii
... Experiments with the , Prof. Graham Bell and M. Janssen , 86 ; a Foreshadowed Photophone , 63 ; A. R. Molison on , 78 ; Lord Rayleigh , F.R.S. , on , 274 ; Prof. Silvanus P. Thompson on , 331 ; Photophone Experiments , 354 ; Mercadier's ...
... Experiments with the , Prof. Graham Bell and M. Janssen , 86 ; a Foreshadowed Photophone , 63 ; A. R. Molison on , 78 ; Lord Rayleigh , F.R.S. , on , 274 ; Prof. Silvanus P. Thompson on , 331 ; Photophone Experiments , 354 ; Mercadier's ...
Стр. xv
... Experiments with , J. T. Bottomley , 218 , 243 ; Bottomley's Experiments with , and the Aurora , Prof. Silvanus P. Thompson , 289 ; Experiments with , 442 Valparaiso , Earthquake in , 20 Vanadium , the Sulphides of , 208 Vancouver ...
... Experiments with , J. T. Bottomley , 218 , 243 ; Bottomley's Experiments with , and the Aurora , Prof. Silvanus P. Thompson , 289 ; Experiments with , 442 Valparaiso , Earthquake in , 20 Vanadium , the Sulphides of , 208 Vancouver ...
Стр. 10
... experiments , the enveloping material merely acted as a bad conductor , retaining the heat produced by the breath . As any one can easily repeat these experiments for himself , I would suggest to your correspondents that they should do ...
... experiments , the enveloping material merely acted as a bad conductor , retaining the heat produced by the breath . As any one can easily repeat these experiments for himself , I would suggest to your correspondents that they should do ...
Стр. 19
... experiments between the transmitting diaphragm B and the parabolic reflector C C of the receiver was fifteen metres , the entire length of the room in which C FIG . 7. - The Photophone with Electric Light . the experiments were made ...
... experiments between the transmitting diaphragm B and the parabolic reflector C C of the receiver was fifteen metres , the entire length of the room in which C FIG . 7. - The Photophone with Electric Light . the experiments were made ...
Стр. 34
... experiment , from consideration of overtones . No doubt some of your readers may adopt a more elaborate and convenient method of regulating the deviation than by elastic bands , after some experiments . It may seem a paradox to obtain ...
... experiment , from consideration of overtones . No doubt some of your readers may adopt a more elaborate and convenient method of regulating the deviation than by elastic bands , after some experiments . It may seem a paradox to obtain ...
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