Silver Badge of the ISA Infantry Assault (German: Infanterie Sturmabzeichen in Silber), established by decree of the Commander-in-Chief of the Land Forces Walther von Brauchitsch of 20 December 1939, granted to soldiers participating in at least three assaults, on the front line, carried out on three different days, silver plating on the obverse preserved almost entirely, the reverse signed "CL", clasp in working order, zinc silver plated.
designed by: C.E. Juncker, Berlin
operation: Carl Wild, Hamburg
Works cited: The Infantry Assault Badges, Sascha Weber, p. 58.