Ersatz private purchase mapcase with Brittany map

Nice presumably late war Ersatz made privately purchased mapcase with sling and map of Brittany. The mapcase is in good, undamaged condition with working press studs and unbroken celluloid map cover. The mapcase comes with a nice map of Brittany, France in very good unissued condition. The map reaches from Tonquédec to Coatascorn.