10 rounds

Jack
Clifford
VS
Aurelio
Herrera

Herrera · KO 9/10

Mar 16, 1903 · Broadway Theater, Butte, 🇺🇸

Clifford going in—

Herrera going in51-5-4

Confirmation✓ one source

MethodKO

Round9 of 10

Sources

English Wikipedia
side b · observed 2026-10-11
en.wikipedia.org/wiki/Aurelio_Herrera

✓