Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Томи 4 – 5American Philosophical Society, 1967 |
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Сторінка 180
... passed explosively , breaking the plaster , into a bedroom below , where it came in contact with a copper bell - wire , and passed along this hori- zontally and silently for about six feet ; thence it leaped explosively through the air ...
... passed explosively , breaking the plaster , into a bedroom below , where it came in contact with a copper bell - wire , and passed along this hori- zontally and silently for about six feet ; thence it leaped explosively through the air ...
Сторінка 208
... passed along it . He then showed that the charge passed along the surface of the wire , and not through its whole mass , as was supposed from the analogy of galva- nic conduction . Hence he inferred that dynamical electricity obeys the ...
... passed along it . He then showed that the charge passed along the surface of the wire , and not through its whole mass , as was supposed from the analogy of galva- nic conduction . Hence he inferred that dynamical electricity obeys the ...
Сторінка 229
... passed a Nicoll's prism , and in the axis of the other was fastened a plate of tourmaline . This tube being directed to the clear sky , and the tour- maline , which was placed next the eye , so turned that it presented a dark field of ...
... passed a Nicoll's prism , and in the axis of the other was fastened a plate of tourmaline . This tube being directed to the clear sky , and the tour- maline , which was placed next the eye , so turned that it presented a dark field of ...
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28th Congress 4to.-From the Royal 8vo.-From Dr 8vo.-From Messrs 8vo.-From the American 8vo.-From the Author 8vo.-From the Editors 8vo.-From the Society A. D. Bache acknowledging the receipt African Repository American Colonization Society American Journal American Philosophical Society Annual appointed April Astronomische Nachrichten Bache Bruxelles Chair ciety Colonial Journal Committee corpus luteum dated London donations were announced Dunglison Edinburgh Edward Newman electricity Epact following donations Franklin Institute George Biddell Airy Hebdomadaires des Séances Historical Society inclusive Isaac Hays January Journal of Science July June Kane lævi Lea & Blanchard Letters were received LIBRARY BY PURCHASE Livraison Magnetic March Medical Meeting Mémoires Natural History obituary notice observations Observatory Pennsylvania Philadelphia Present President Proceedings Prof Quatrième Série R. M. Patterson received and read referred Report Repository and Colonial Royal Asiatic Society Royal Society Séances Secretary Society of London spirâ suturis Third Series tion Transactions Vice-President Walker Washington wire