10 rounds

Fred
Boelck
VS
Johann
Trollmann

Boelck · KO 2/10

Oct 8, 1933 · Flora Theater, Sternschanze

Boelck going in—

Trollmann going in30-11-14

Confirmation✓ one source

MethodKO

Round2 of 10

Sources

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

✓