As title and photo, butterfly fixing.
WW2 London Midland and Scottish Railways Manual
London Midland and Scottish Railway Company Metal Badge R.E.V. Gomm Boxed
London Midland and Scottish Railway, Button, 22mm dia, 1923-1947, Nickel. (9356)
London Midland and Scottish Railway, Button, 23mm dia, 1923-1947, Gilt. (9354)
London Midland and Scottish Railway, Button, 25mm dia, 1923-1947, Nickel. (9353)
London Midland and Scottish Railway, Button, 16mm dia, 1923-1947, Nickel. (9355)
