Quarantine Coloring Book
Not For Sale
The MSA GasFoe Respirator was a half-mask with an exhale valve on the bottom and a filter cartridge shaped not unlike a sardine can. Made by Mine Safety Appliances.
Similar masks in my collection: MSA ClearVue DustFoe Respirator, Pulmosan Respirator R-17, Pulmosan Respirator RA-110, CESCO Respirator 90-F