Championship Fighting: by Jack Dempsey (chapters 6-9) - YouTube
Jack Dempsey Boxing.pdf - Championship Fighting Explosive Punching and Aggressive Defense by Jack Dempsey edited by Jack Cuddy with illustrations by Ed | Course Hero
Jack Dempsey Championship Fighting Original Scan [PDF|TXT]
Championship Fighting: Explosive Punching & Aggressive Defense by Jack Dempsey
Jack Dempsey Biography - Facts, Childhood, Family Life & Achievements