15 rounds

Gus
Gardner
VS
Mike
Twin Sullivan

Sullivan · TKO 10/15

May 16, 1904 · Burt's Opera House, Toledo, 🇺🇸

Gardner going in—

Sullivan going in10-1-10

Confirmation✓ one source

MethodTKO

Round10 of 15

Sources

English Wikipedia
side b · observed 2026-10-11
en.wikipedia.org/wiki/Mike_"Twin"_Sullivan

✓