[D7931E], Letter from Hugh C Robertson to Thomas Alva Edison, August 5th, 1879

Item

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Title

[D7931E], Letter from Hugh C Robertson to Thomas Alva Edison, August 5th, 1879

Editor's Notes

Proposes using clay cylinder instead of tin foil. Marg: "Write & say that we are so busy on the E Light that do not expect to go on experimenting with phono for a year. Then will try his device & inform him of result="

Date

1879-08-05

Decade

1870-1879

Type

Identifier

D7931E

Folder Set

D7931-F

Microfilm ID

51:676

Publisher

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