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Scientific American, Vol. 50, No. 5 (1884) (1884)
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he British Association for the in- minutes. ; is prevented from bending sideways by fine silk threads at- vestigation of the earthquake phenomena of Japan. tached to its point, and to light crossbars of aluminum at In order to determine the amount of movement, it is An earthquake, he remarked,… … © 1884 SCIENTIFIC AMERICAN, INCInternet Archive · Public domain (published before 1931). Free to use for anything.
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