British C6 Civilian Duty Respirator
The British C6 Civilian Duty Respirator used a facepiece similar to the Mk I, but had an entirely different filter setup, and a flutter valve. It was used for civil defense. This example was made by in 1946.
Manufacturer and date stamps on cheek "BRF/R 14/5/46"
Size stamp on cheek "SMALL"
Stamp under chin "30(?)"
Manufacturer and date stamp on filter clamp "M.S. 1940"
Bag for Civilian Duty Respirator
Manufacturer and date stamps inside bag "M.D.(M) LTD. M 1942"