WW2 - 4th Anti-Aircraft Division Printed Cloth Formation Sign Flash Designation Badge, Second Pattern

This is a WW2 printed cloth formation sign badge to the 4th ANTI-AIRCRAFT DIVISION (Jon Mills BoBD 1211) in excellent worn condition. The badge was made by 'Calico Printers'.BoBD Mills No 1210 / Davis 112 refer (Davis describes as Very Rare)Comm PaLi