PBS
Pbs: American Experience: The History of Dueling in America
From a PBS special on dueling, this web page focuses on the effect that dueling had on early American history and society's acceptance of this violent custom.
PBS
Pbs: American Experience: The Rules of Dueling
A site from PBS listing the 25 rules that were adopted internationally in 1777 (with some variations in America), as presented in the PBS special on the history of dueling. Provides insight into the value system of "gentlemen."