HomeTeamsAthletic Club1927-28Athletic Club - Real Unión ClubAthletic Club - Real Unión ClubAthletic Club62Real Unión Club3' Carmelo G5'67' Suárez60'79'84' CaleroSagarzazu 22'Alza 75' 08/12 | Date and time to be confirmedLocationSan Mamés , BilboLine-upsAthletic ClubReal Unión ClubStarting XIBlascoCareaga, AlJuanínCastañosRuizLegarretaLafuente, RCaleroSuárezCarmelo GCalvarSubstitutesHead coachLippo HertzkaHomeAthletic ClubStarting XIBlascoCareaga, AlJuanínCastañosRuizLegarretaLafuente, RCaleroSuárezCarmelo GCalvarSubstitutesHead coachLippo HertzkaAwayReal Unión ClubStarting XIIspizua (Acero)AlzaCareaga (Arenas)TellGamborenaVillaverdeSagarzazuZabala IIChaparteguiGarmendiaCavia (Arenas)SubstitutesHead coachMatch officialsBenito AlonsoRefereeUnknown