Slide 15 of 30
Notes:
http://www.encyclopedia.com/articles/10138.html
http://rumford.com/Rumford.html
http://www.english.upenn.edu/~jlynch/Frank/Contexts/atomic.html
http://www.hcc.hawaii.edu/hccinfo/instruct/div5/sci/sci122/newton/heat/cannonbore.gif
http://www.history.rochester.edu/steam/thurston/1878/f24p84.gif