Women concentration camp KL Ravensbrück camp money token of 1 RM. Very rare!

Prämienschein Token of the value of RM 1 These were printed  premium glow over at the midle and value in the lower right corner RM 1. Below this, "concentration camp Ravensbrück " was no special space for the stamp validation but censor so interceded stamp " Frauen-Konzentratioslager Ravensbrück ". On the back there's an inscription "Arbeitsstelle" (work place) . Condition is very good this is very rare token and very very difficult to get!