Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Томи 1 – 2American Philosophical Society, 1967 |
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Сторінка 24
... experiments with his dip- ping needle , to determine the dip at Westbourn Green , near London , the mean of which gives 69 ° 23'.3 . " On the 26th of Nov. 1837 , the mean of a series of experiments made at Cincinnati , in lat . 39 ° 6 ...
... experiments with his dip- ping needle , to determine the dip at Westbourn Green , near London , the mean of which gives 69 ° 23'.3 . " On the 26th of Nov. 1837 , the mean of a series of experiments made at Cincinnati , in lat . 39 ° 6 ...
Сторінка 40
... experiments , the mouth of the cone , in the trumpet apparatus , was closed with a plate of thick tin , and both instruments were protected by a parcelling of old canvas and rope - yarn , at the part in contact with the surface of the ...
... experiments , the mouth of the cone , in the trumpet apparatus , was closed with a plate of thick tin , and both instruments were protected by a parcelling of old canvas and rope - yarn , at the part in contact with the surface of the ...
Сторінка 241
... experiments of Gay Lussac and of those of De la Rive and Marcet , there appeared to Dr. Hare to be evidence in favour of the heat being due to the space , rather than to the air which it contained . With respect to Gay Lussac's ...
... experiments of Gay Lussac and of those of De la Rive and Marcet , there appeared to Dr. Hare to be evidence in favour of the heat being due to the space , rather than to the air which it contained . With respect to Gay Lussac's ...
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1838.-From the Author Academy acid American Philosophical Society apertura April Astronomical Benjamin Silliman Boston Brussels Chair Charles Gutzlaff Charles Nagy Chinese ciety comet Committee communication convexis dated dentibus cardinalibus donations were announced donations were received Du Ponceau Dunglison Edited Editor electricity Elias Loomis epidermide following donations Franklin Institute Girard College Hare Hays Henry inches Institute intus iridescente Isaac Hays Journal l'Académie lævi lateralibus latitude letter Library and Intelligencer London longitude Loomis magnetic Mastodon Meeting Melania Memoir meteors motion natibus needle Obs'y observations Observatory Ohio paper Paris Patterson Pennsylvania Philadelphia Ponceau presented President Proceedings Prof Professor Bache quinis referred remarks reported in favour River Royal Asiatic Society Royal Society Sciences Secretary Société Society of London Society's specimen spirâ subconvexis subtenui supernè suturis impressis Tenn.-Dr Testà tion Transactions Troost Unio valdè valvulis vapour Walker Washington William York