Here are some of the sites you will want to use in your examination of political cartoons!
American Political Cartoons: An Introduction
http://www2.truman.edu/parker/research/cartoons.html
At the bottom of this site a list of useful links is especially helpful.
A Brief History of Political Cartoons
http://xroads.virginia.edu/~MA96/PUCK/part1.html
This site is more scholarly and includes some medieval examples as well as early American examples.
Political Cartoon Society
http://www.politicalcartoon.co.uk/index.html
This is a London based society. The site includes cartoon histories and examples of cartoons.
