Vacant world heavyweight title

Marvin
Hart
VS
Jack
Root

Hart · KO 12

Jul 3, 1905 · Amphitheater, Reno, 🇺🇸

Hart going in24-4-4

Root going in47-2-3

Confirmation✓✓ two sources

MethodKO

Round12

TitleVacant world heavyweight title

Sources

English Wikipedia
side a · observed 2026-10-11
en.wikipedia.org/wiki/Marvin_Hart

✓

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

✓