The Typewriter: An Innovation in Writing | SFO Museum
Collector's Guide to Antique Typewriters First Edition by Dan R. Post
Old Typewriters (Shire Albums) Paperback – March 1, 1999
History of the Typewriter Successor to the Pen by George Carl Mares
Typewriter: A Celebration of the Ultimate Writing Machine by P. Roberts, P. Weil
1923 The Story of the Typewriter 1873-1923 Herkimer County Historical Society
