I found this in the book The World Of Ballet by Judy Tatchell
Margot Fonteyn (1919-1991) studied at Sadler's Wells, becomming a soloist at 16. She was known for two long partnerships, with Michael Somes and Rudolf Nureyev. She created many roles and held the rare honary title Prima Ballerina Assoluta.
OTHER BIOGRAPHIES
BALLET PASSION