[N320031], Technical Note, Thomas Alva Edison, April 21st, 1886


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[N320031], Technical Note, Thomas Alva Edison, April 21st, 1886

Editor's Notes

p. 31 "Perhaps our solar system is rotating as a whole and the sun rotating cuts its own LF & Thus the heat is accounted for-- (drawing) Fundamental ascertain the strength of deflection a compass needle 12 inches away from a a small 1/2 size telephone perm mag then proceed to exhaust air & see if lines of force spread out in vacuo watching for increase deflection of needle as exhaustion proceeds"; p. 33 drawing "Phonoplex To Silence phone when Sending & also save battery X has copper core around iron core cop 1/16 thick act very slugish"; p. 35 phonoplex? Drawing labeled "not good"; drawing "Phonoplex X right angles to other coils neutralize low Res"; p. 39 drawing "Fundamental How are L of F conducted, can it be that the actual iron molecule goes round via X put in path of lines of force a gas flame to oxidize it and a wet sheet of Ferri also ferrid potassium also look through Spectroscope at Bunsen burner through which L of F see if get iron spectrum"



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