Seller: lorica1575 ✉️ (1,259) 98.3%, Location: Chicago, Illinois, US, Ships to: US & many other countries, Item: 225113091910 4 19th Century Backplates *RARE*. 4 19th Century Backplates *RARE*. One price for all four back plates, the ones in the photos. Two of the backplates are iron, and the second set may be brass since they did not react to my magnet. A rare find at a very reasonable price.