Complex sentence: For "La Crémaiere" she produces her revolutionairy flat-glassdesign artifacts, and she makes panneaux for the interior decoration department for Louis Cartier, at Rue de la Paix wich was also selling her works in Paris.
Split into simpler sentences: For "La Crémmaiere" she produces her revolutionairy flat-glassdesign artifacts. She also makes panneaux for the interior decoration department of the store of Louis Cartier, at Rue de la Paix wich was also selling her works in Paris.