Washington State University
Manuscripts, Archives & Special Collections
P.O. Box 645610
Pullman, WA 99164-5610
Typescript facsimile concerning the completion of Turber’s Mechanical Chirographer or typewriter. Includes researchers notes. Published, with commentary, in: Abraham, Terry. "Charles Thurber: Typewriter Inventor," Technology and Culture, vol. 21, no. 3 (July 1980).