[MBN003121B], Technical Note, Charles Batchelor, March 13th, 1879
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Title
[MBN003121B], Technical Note, Charles Batchelor, March 13th, 1879
Editor's Notes
No. 61 Make springs for Motograph receiver tipped with the following [list of 39 metals and metal oxides and sulphides] These springs must all have the same bearing surface and must be marked plainly finished "as far as Metals are on hand"19 Ma
Author
Date
1879-03-13
Type
Folder/Volume ID
MBN003-F
Microfilm ID
90:727
Document ID
MBN003121B
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University