ANP Model 1931 protective mask

Very nice gas mask model 1931 with sheath and accessories. Carry bag in strong khaki canvas. Strap with metal hooks. Bag dated 1934 Manufacturer in LILLE. Two side pockets with the two metal decontamination tubes in original green paint. Mask in rubberized canvas with all its straps and eyepieces (pouch with a spare glass). Mask manufacturer dated 1934 TO marking for ordinary size, the mask has lost its flexibility over time and is a little stiff. Soft rubber tube with metal screw tips. Filter dated 1938 Beautiful set lightly used in perfect condition 1935/40