"Brewery Sponge Holder"
Brewery sponge holder circa 1900-1920, cast iron base with its original patina enhanced by its nickel-plated copper ball allowing servers to store their cleaning sponges, engraved with the Hôtel du Commerce and its builder, the Boyron company in Lyon. 
Le Magazine de PROANTIC
TRÉSORS Magazine
Rivista Artiquariato