LMS London Midland & Scottish Railway Brass screw thread “plug” / cap - no idea of its use. The plug appears undamaged and in very good condition. There are a few age marks and some wear. The 2p coin is for scale. It measures 2 inches in diameter (approx). Please see the photographs which form an important part of the description. If you have any questions please do not hesitate to contact me. Ref 2604/017
