The Portable Typewriting Machine – Today in History: April 12

On April 12, 1892, the first US patent for a truly portable typewriter was issued to George C. Blickensderfer of Stamford.

The Typewriter: An Innovation in Writing

Stamford - Connecticut History

Invention and Technology - Connecticut History

Invention and Technology - Connecticut History

oz.Typewriter: Typewriter Update, December 2013

The Story of the Typewriter

oz.Typewriter: On This Day in Typewriter History (LXXX)

Stamford - Connecticut History

Have you ever used a mechanical (manual) typewriter? If so, when was the last time? - Quora

A Brief History of Typewriters

April 12: Invention of the Portable Typewriter – Today in Connecticut History