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1956-03-27 Ginásio Gilberto Cardoso, Río de Janeiro, Rio de Janeiro, BR

• Americo Bonetti D PTS Sebastiao Ladislao

Reported in 1956-3-28 Jornal dos Sports (Rio de Janeiro). The card was opened with two amateur fights and a mixed bout in which amateur Celestino Pinto beat pro Martin Alamo. The main attraction of the card was an exhibition by Rocky Marciano.