ocarina man: Puer Natus in Bethlehem by J. S. Bach For clarinet choir (4 Bb clarinets, alto clarinet, bass clarinet and contrabass clarinet) #clarinet #clarinetchoir #contrabassclarinet #altoclarinet #bassclarinet #ensemble #woodwind #woodwinds #harmony #harmonies #acapella #acapellaapp #classical #bach