[N017130], Technical Note, Francis Robbins Upton, April 25th, 1879


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[N017130], Technical Note, Francis Robbins Upton, April 25th, 1879

Editor's Notes

fr. 790 notes that mesurements seem good but don't agree with Sabine & Clark, speculates cause is changing from dilute to concentrated sulphuric acid; prob of constants from sources and how to calculate webers; fr. 797 speed of gnerator to give total resistance webers volts in table; "I want the curve of the Gramme machine. That is the relation to the amt of external resistance tot he EMF"; notes on work energy and calcs re work in circuit to heat as measured by deposition meter, electrochemical equivalent, Joule's equivalent, Tyndall's heat equivalent, trying to figure out how to work out calculations and formula



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