Rutgers, The State University of New Jersey

11/21/1875 Batchelor, Charles -- Technical Notes and Drawings

Electric pen and mimeograph; Electric battery

[MBN002]  Special Collections Series -- Charles Batchelor Collection -- Notebooks: Cat. 1317 (1875-1878)
[MBN002015; TAEM 90:664]
Courtesy of Thomas Edison National Historical Park.