6 rounds

Joe
Uvanni
VS
Jack
Blackburn

Blackburn · TKO 6/6

Jun 13, 1903 · Southern A.C., Philadelphia, 🇺🇸

Uvanni going in—

Blackburn going in14-0-4

Confirmation✓ one source

MethodTKO

Round6 of 6

Sources

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

✓