VTG Possible Hermes? Scarf “Les Cles” The Keys 100% Silk 20” By 20” No Logo

No Hermes logo. According to Google, this could be a vintage Hermes Les Cles since Hermes started using their logo until later on, please see picture with description. I bought it at an estate sale where they have beautiful, expensive, and vintage clothing and accessories. As noted on pictures, it needs cleaning