Léon de LEYRITZ (1888-1976). Portrait of Michel Renault. Charcoal drawing signed, dated 1948 and dedicated lower left "Pour Michel Renault affectueusement". Sight size: Height 31.5 cm - Width 30 cm Léon Leyritz, a friend and founding member of the Maurice Ravel Foundation, was commissioned in early 1941 to produce the Boléro set for the Opéra Garnier. Michel RENAULT (1927-1993) was an Opéra étoile under the direction of Serge LIFAR (1905-1986), ballet master at the Paris Opéra from 1930 to 1944 and from 1947 to 1958.