Subject
6 free books about dueling, free to read online. Chapter 1 of any book is free, no account needed.
South American Fights and Fighters, and Other Tales of Adventure
Cyrus Townsend Brady
The Code of Honor Or, Rules for the Government of Principals and Seconds in Duelling
John Lyde Wilson
The History of Duelling. Vol. 1 (of 2)
J. G. Millingen
Nouveau Code du Duel: Histoire, Législation, Droit Contemporain
Charles Du Verger de Saint-Thomas
The History of Duelling. Vol. 2 (of 2)
Duell-Codex
Gustav Hergsell
