20 rounds

Jack
Scales
VS
Philadelphia
Jack O'Brien

O'Brien · KO 1/20

Nov 7, 1901 · Liverpool Gymnastic Club, Liverpool, 🇬🇧

Scales going in—

O'Brien going in52-5-15

Confirmation✓ one source

MethodKO

Round1 of 20

Sources

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

✓