This folder contains dated notes and drawings from 1904, as well as undated material possibly from the same year. Included are numerous undated items by Edison, John F. Ott, and others regarding the layout and machinery of the Edison Storage Battery Co. plant. These documents probably relate to the concrete factory building erected next to the West Orange laboratory in 1904. Also included are two drawings pertaining to phonographs.

All of the documents have been selected.