Sholesglidden2

Sholes and Glidden Typewriter

The Sholes and Glidden Typewriter. From Clarence Charles Smith, The Expert Typist (New York: The Macmillan Company, 1922), p. 4. This image is in the public domain in the United States as its copyright has expired. Courtesy of Wikimedia Commons: http://en.wikipedia.org/wiki/File:Sholesglidden2.png