N-Undated.36 (ca. 1899-1901)
This undated notebook was used by Edison, probably during the period 1899-1901. Most of the book contains notes regarding storage battery experiments, including tests of the chemical properties of antimony and nickel. At the end of the book are notes relating to cement production. The pages are unnumbered, and the book has been used in both directions. Approximately 20 pages have been used.