Belgian gas mask M1924-27. Uncommon, leather mask, a little dry, small leather forehead strap present, aluminium lenses. All straps present. Tube present, not broken. Square section filter cartridge, ridged, lid cap present, some traces of oxidation. In canvas case, all carrying straps present. Some minor stains and soiling. Belgian gas mask model M1924-27. Rare leather gas mask slightly dry with small leather frontal strap intact and aluminium lenses. All straps present. Hose intact and unbroken. Square-sectioned ridged filter cartridge with original cap and some oxidation. In its canvas carrier bag with all carrying straps present. Some minor stains and soiling.