Helmet-type gas mask, heavy cotton, glass eyepieces, metal and rubber fittings, British, 1915 Helmet-type gas mask 1915
Gas mask, tube respirator, light canvas with metal fittings, rubber mouthpiece, filled with wood shavings, English, 1915-1918 Gas mask 1915-1918
Helmet-type gas mask, cotton, glass eyepieces, metal and rubber fittings, European, 1915-1918 Helmet-type gas mask, cotton with glass eyepieces 1915-1918
