Best I can come up with, anyone have better information?
Willard -- $27,500
Miske -- $55,000
Brennan -- $100,000 guarantee or % of gate receipts (unknown)
Carpentier -- $300,000 guarantee or % of gate receipts (unknown)
Gibbons -- Shelby failed to meet $300,000 guarantee; $220,000 - $280,000 (total disputed)
Firpo $470,000 plus film revenue (unknown)
Tunney I $719,000 plus film revenue (unknown)
Sharkey $351,000
Tunney II $425,000 (Don't know if Dempsey got any film revenue.)
Guesstimation: 2.7 Million for nine fights.