6 rounds

Humphrey
Jackson
VS
Rocky
Marciano

Marciano · KO 1/6

Sep 13, 1948 · Auditorium, Providence, 🇺🇸

Jackson going in—

Marciano going in6-0-0

Confirmation✓ one source

MethodKO

Round1 of 6 · 1:08

Sources

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

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