American Innovation: The Invention of the Typewriter
22:12
How a Mechanical Typewriter Works
21:16
The art of innovation | Guy Kawasaki | TEDxBerkeley
31:22
A Equação de Um Trilhão de Dólares
25:26
Typewriter 101: The ULTIMATE TYPEFACE Guide (ft. Typewriter Chicago)
59:40
Doc of the Day: Tracing the Path of Computer Science
1:25:34
Tom Mullaney: The Chinese Typewriter: A History
1:36:01
American Innovation: George Washington Carver and Agricultural Innovation
24:02