Artificial Parts, Practical Lives: Modern Histories of Prosthetics - Google Books

http://books.google.de/books?id=TkpDIrM7848C&pg=PA161&lpg=PA161#v=onepage&q&f=false

From the wooden teeth of George Washington to the Bly prosthesis, popular in the 1860s and boasting easy uniform motions of the limb, to today's lifelike approximations, prosthetic devices reveal the extent to which the evolution and design of technologies…