[D7838ZAB], Letter from Charles Henry Tucky Collis to Thomas Alva Edison, March 14th, 1878
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Title
[D7838ZAB], Letter from Charles Henry Tucky Collis to Thomas Alva Edison, March 14th, 1878
Editor's Notes
Occurs to him that if TAE made receiver in shape of a humming top and introduce th wire through the pin on which it revolves that by spinning it by an electric motor you can increase or decrease the volume of sound at pleasure according to the speed at which it spins
Author
Recipient
Date
1878-03-14
Type
Subject
Folder/Volume ID
D7838-F
Microfilm ID
19:650
Document ID
D7838ZAB
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University