British Service Respirator No. 4 Mk Iii – B.R.C.

British Service Respirator No. 4 Mk III – B.R.C., 1942 – Service respirator with rubber facepiece stamped B.R.C. and dated 1942, retaining its filter canister, harness assembly, and military configuration. The mask displays period markings together with visible manufacture details on the facepiece and harness components. Heavy service-worn condition with surface cracking to the rubber, oxidation to metal parts, corrosion to the filter canister, and wear to the elastic harness.