ar ee a er er er ere eee rel NEW YORK, FEBRUARY 2, 1884. lagen per Annum. Vol. L.—No. 5.) (PosTaGE PREPaID.] LNEW SERIES.) J … links working round knife edges. The mass, M, is the nature and magnitude of the motions in an earth- THE EARTHQUAKE RECORDER. considerably further from the knife edge than the quake. In the light of recent events this paper has a spring, 8, the reason for which is that a moderately special…
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