[X001G1B-F] Thomas Alva Edison Notes, Drawings and Sketchbooks -- Menlo Park Notebook #36 (1879)
Edison Papers and Related Items
Items
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[X001G1B], Technical Note, 1879 1879-00-00
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[X001G1B003], Technical Note, Charles Batchelor, March 7th, 1879 1879-03-07