CESCO Fume Mask
The CESCO Fume Mask was made of black rubber with large circular lenses. It featured twin exhale valves and a filter cartridge that screwed on to the front of the mask. Made by Chicago Eye Shield Company around 1940.
Similar masks in my collection: N/A
Manufacturer stamp on forehead "CESCO FUME MASK" "605"
Patent stamp inside mask "PAT. 2039234"
Code "A" Ammonia Filter Cartridge
Code "A" Ammonia Filter
Code "D" Sulpher Dioxide Filter
Code "E" Methyl Chloride Filter
Instructions for CESCO Fume Mask inside box lid
Two CESCO Health Guard Fume Kit ads put together