These documents, which cover the years 1914, 1919, 1924, and 1927, consist primarily of technical notes and instructions by Edison relating to manufacturing processes and performance tests for storage batteries. The experimenters mentioned include employees John V. Miller, Ludwig F. (Louis) Ott, and Arthur Pedersen, as well as consulting engineer Lamar Lyndon.

All of the documents have been selected except for items that duplicate the information in selected material.

Courtesy of Thomas Edison National Historical Park.