French officer’s map holder 1940 era

Map holder with 2 compartments, stamped by the manufacturer "Menuiserie Ebénisterie A. Chabourlin craftsman Mourmelon le Grand (Marne) and Registered Model A.C". Presence of 4 map protectors in rodhoïd. Snap buttons on the closing leather tabs and on the carrying case marked "BDV". Canvas carrying case with an inside and an outside pocket with flaps closed by snaps. A leather carrying handle and 2 side attachments for carrying over the shoulder.