[D7827C], Letter from George Y Passmore to Thomas Alva Edison, September 14th, 1878
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Title
[D7827C], Letter from George Y Passmore to Thomas Alva Edison, September 14th, 1878
Editor's Notes
from enclosed clipping from Delaware County American infers that TAE visited mines of west on trip to California and inquires what he meant by conductivity of electricity provided the walls are lined with clay or decomposed muck, doesn't see how can use electricity to tell about mineral lode, has TAE tested his theory
Author
Recipient
Date
1878-09-14
Type
Subject
Folder/Volume ID
D7827-F
Microfilm ID
18:592
Document ID
D7827C
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University