[X001J4-F] Edison Pioneers -- Batchelor, Charles (1845-1910)
Edison Papers and Related Items
Items
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[X001J4A] Technical Note, 1879-1886
1879-1886 -
[X001J4B], Technical Note, Charles Batchelor, October 1880
1880-10-00 -
[X001J4C], Letter from Charles Batchelor to Thomas Alva Edison, March 3rd, 1886
1886-03-03