Frederlca von Stade
' The character of Charlotte in Werther is very difficult - she doesn't reveal her emotions until it's too late. She's an iceberg. I didn't understand it musically until I heard the orchestra.'
So says the American mezzo-soprano, who talks to Alan Blyth about some of the roles in her repertory. With music on record by Massenet. Rossini, . Monteverdi and others.