"Robert Mitchell Boys Choir" . . . . . "2009" . "Robert Mitchell (organist)#Robert Mitchell Boys Choir" . . "Robert Mitchell Boys' Choir" . . . . . . . . . . . "1912" . . . . . "solo_singer" . "Robert Mitchell" . . . "Bob Mitchell" . . . "1924" . "1912-10-12" . . . . . "Robert Mitchell (organist)" . "2009" . . . . . . . . "Bob Mitchell" . . . "Robert Mitchell (organist)" . "The Robert Mitchell Boy Choir" . . . . "The Robert Mitchell Boys Choir" . "Robert Mitchell Boychoir" . . . "Bob Mitchell Boys' Choir" . . . "2009-07-04" . .