Rosen, William, The Most Powerful Idea in the World: A Story of Steam, Industry, and Invention (Chicago, Illinois: University of Chicago Press, 2010),p. 145.
Rosen, William, The Most Powerful Idea in the World: A Story of Steam, Industry, and Invention (Chicago, Illinois: University of Chicago Press, 2010),p. 145.
Rosen, William, The Most Powerful Idea in the World: A Story of Steam, Industry, and Invention (Chicago, Illinois: University of Chicago Press, 2010),p. 145.
Rosen, William, The Most Powerful Idea in the World: A Story of Steam, Industry, and Invention (Chicago, Illinois: University of Chicago Press, 2010),p. 145.
Rosen, William, The Most Powerful Idea in the World: A Story of Steam, Industry, and Invention (Chicago, Illinois: University of Chicago Press, 2010),p. 145.
Rosen, William, The Most Powerful Idea in the World: A Story of Steam, Industry, and Invention (Chicago, Illinois: University of Chicago Press, 2010),p. 145.
Darby, Abraham, "Casting iron bellied pots in sand only," British patent no. 380 (issued: 1707), in: Woodcroft, Bennet, ed., Appendix to Reference Index of Patents of Invention, Containing Abstracts from such of the Early Patents … (London, England: Great Seal Patent Office, 1855), p. 46.
