The mysterious Yva Richard wasn't a woman
but the name of compagny created by L. Richard et Nativa.
Yva Richard was one of the main purveyors of Fetish products during the 1930's.
The Company started in 1913 and closed down in 1943, Studio 9, Rue Pillet-Will. Paris. (Opera).
Their first adverts in 1917 were for costume & high-class lingerie.