Claim: In the  1869 premier cast of "Le petit Faust", Anna Van Ghell (a.k.a. Vanghell in France) performed the role Marguerite, while Blanche d'Antigny (model of Émile Zola's "Nana") played as Faust.
Evidence: Anna Van Ghell Mephisto (trousers role) Blanche d'Antigny Marguerite Hervé (the composer) Faust