10 rounds

Roy
Barrientos
VS
Billy
Backus

Backus · UD 10/10

Apr 8, 1977 · War Memorial Auditorium, Syracuse, 🇺🇸

Barrientos going in—

Backus going in46-20-4

Confirmation✓ one source

MethodUD

Round10 of 10

Sources

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

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