[D7903ZCN], Letter from Francis Joseph Campbell to Thomas Alva Edison, March 25th, 1879

Item

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Abstract

Wants details of ink for blind for drawing maps & musical charts. Writer is principal of college & academy of music for blind. Marg: " It is a syrupy solution of arsenic acid- Try different kinds of paper. Of course the ink is poisonous but maps etc can be varnished."

Date

1879-03-25

Decade

1870-1879

Type

Identifier

D7903ZCN

Folder Set

D7903

Title

[D7903ZCN], Letter from Francis Joseph Campbell to Thomas Alva Edison, March 25th, 1879

Microfilm ID

49:183

Publisher

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