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Scientific American, Vol. 51, No. 15 (October 1884) (1884)
leaf 4
etrifactions existing along the line of the Atlantic andPacific in this Territory. The parties engaged in this workstate that the petrified wood is rapidly driving Californiaonyx from the market as a material for mantels, etc., as it issusceptible of a much finer polish and is also more perma-nent… … SIEMENS ELECTRIC RAILWAY AT FRANKFORT GERMANY. © 1884 SCIENTIFIC AMERICAN, INC. 228 ^mnixfit %mmtm. [October ii, 1884. §mmm^&ttist. A Ten Ifear Old \l^ood Pavement. To the Editor of the Scientific American : Sir: In the Scientific American for Aug. 16, I notice anarticle of some length, in…Coupler · Patents · Link · Patented · Scientific American · Works automatically · Arc lights · Gas check · Horse power · Master car · Address munn · Tool carriage · Ant lion · Arc light
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