This pocket notebook covers the period April 1882-April 1883. The entries are by Edison and consist of notes and drawings relating to dynamos and dynamo regulators, a lamp caveat, an autographic telegraph, and a process for making glue from a plant. Included also are miscellaneous calculations, a memorandum about the stock of various companies, a list of cities in Latin America, and a few notes by Edison to himself. The pages are unnumbered. Approximately 75 pages have been used.
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