19th Century Antique Kent knife sharpener

An antique Kent's Patent Knife Cleaner from the late 19th century Manufacturer: George Kent, 199 High Holborn, London.  Features an oak drum with a cast iron base and handle.  Used to clean and polish steel knives before stainless steel became common.  Includes a brass trade mark plate featuring a royal coat of arms with the motto "Time & Labour Saved".  Collection only due to weight