Billie Holiday September 26, 1958
Venue Type:live performance
Venue Name:Seven Ages of Jazz Festival, Oakdale Theater
Venue Location:Wallingford, Connecticut
Varela doesn't actually say there are two tenor players, but that it is either Hawk or Auld. Incidentally, Lord lists no tenor player at all.
Alberto Varela's Billie Holiday discography (online); Tom Lord's Jazz Discography