Germander Speedwell on X: "2/2: This is the second brass button I found - two days later on a different foreshore. Does anyone know what the letters BCM might stand for? The
Smith & Bright Limited Birmingham Brass Button from Collector's Estate L@@K | eBay
Ridgeway Reference Library, Civil War plates and buckles
VTG British Royal Corps of Signals Uniform Button Buttons Limited Birmingham | eBay
Birmingham Buttonmakers
Uniform - Coat Button/s, Buttons Ltd. Birmingham and England