Part of her success in London may have been due to her association with the Queen's couturier Norman Hartnell, who enabled St Cyr to set up her salon within his London fashion house.
Part of her success in London was possibly due to her close working association with the Queen's couturier Norman Hartnell, who chose her to make his hats just before the coronation. He enabled St Cyr to set up her millinery salon within his London fashion house.