[NE1694051], Technical Note, Thomas Alva Edison, September 14th, 1876


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[NE1694051], Technical Note, Thomas Alva Edison, September 14th, 1876

Editor's Notes

EMG expts for last five days; substances on chalk: after using variety of papers, tried silk soaked with caustic soda; silk does not abrase(!); tries with different solns; drawing of device w/several indep't levers on p. 23, vol. 5 (fr. ) that gave better results than any arrangement yet; explains at some length; also "4 pringed spring" as on p. 20, v. 5; silk on paper moistened w/ordinary soln "results we striking"; get best results ever with EMG, ten conclusions; another expt cup on [brass, suggest platina best] disk with a hard rubber center with disk running in cup with clay and reg solution p. 24, vol. 5 -- continued on p. 57 following Octruplex entry



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Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
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