Ava Alice Muriel Astor was an American heiress, socialite, and member of the Astor family. She was the daughter of John Jacob Astor IV and Ava Lowle Willing, and sister of Vincent Astor and half-sister of John Jacob Astor VI.
Ava Astor House 219 in East Sixty-first Street, Manhattan
Sir Frederick William Mallandaine Ashton was a British ballet dancer and choreographer. He also worked as a director and choreographer in opera, film and revue.
Ninette de Valois with whom Ashton was associated from 1931
Antony Tudor, invited by Ashton to make works for Covent Garden
Helpmann and Fonteyn: the tango-pasodoble in Façade