6 rounds

James
Frazier
VS
Jack
Blackburn

Blackburn · PTS 6/6

Mar 2, 1903 · Masonic Hall, Pittsburgh, 🇺🇸

Frazier going in—

Blackburn going in11-0-3

Confirmation✓ one source

MethodPTS

Round6 of 6

Sources

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

✓