British Museum Museum collections Scottish cultural relics ivories Lewis Chess Lewis Island in Scotland chessmen in ivory 3D model of chess piece Western Chess Louis Chess - Queen

British Museum Museum collections Scottish cultural relics ivories Lewis Chess Lewis Island in Scotland chessmen in ivory 3D model of chess piece Western Chess Louis Chess - King

British Museum Museum collections Scottish cultural relics ivories Lewis Chess Lewis Island in Scotland chessmen in ivory Louis Chess - Bishop 3D model of chess piece Western Chess