During Barnes 's tenure , the well - known St Bart 's Boys ' Choir toured widely , including performances at Expo 67 .
During Barnes 's tenure , the well - known St Bart 's Boys ' Choir recorded two long play records on the Arc label .
During Barnes 's tenure , the well - known St Bart 's Boys ' Choir toured widely , including performances at Expo 67 , and recorded two long play records on the Arc label .