US M1 Clignometer. Metal, khaki paint at 70. Plate oxidised but dated 1943. A thick brown leather case, the carrying strap is present. Many traces of mould. Functional press stud. Some wear and patina. Condition II+. US M1 clinometer Metal body with khaki paint preserved at 70%. Plate oxidized but dated 1943. Brown leather case with carrying strap present. Numerous traces of mildew. Functional snap fastener. Showing expected wear and patina. Condition II+.