MSA All-Vision Gas Mask
The MSA All-Vision Gas Mask was made for a variety of applications, including law enforcement and industrial use. This version featured a flutter valve and hose, equipped with an MSA Canister for Organic Vapors. This example was made by Mine Safety Appliances in the 1950s.
Filter top view "MINE SAFETY APPLIANCES CO."
Filter bottom view
Filter label front view "M-S-A CANISTER TYPE GMA Specify Type When Ordering PERMISSIBLE CANISTER FOR ORGANIC VAPORS AND DUSTS, MISTS, AND FOGS APPROVAL NO. 14F-56"
Filter back view "DIRECTIONS FOR STORAGE Use before 3 67 if seals are intact. Discard one year after removing seals. Read instructions before use. MINE SAFETY APPLIANCES CO. PITTSBURGH 8, PENNA. MADE IN U.S.A. 992862" "GMA"
Mask with filter and harness
Box top view
Instructions inside box "MSA Organic Vapor Mask with All-Vision Facepiece"
All-Vision Industrial Gas Mask not pictured above
Stamp under chin "(?)"
Manufacturer stamp on front of mask "MSA MINE SAFETY APPLIANCES CO."
Manufacturer and patent stamps on head harness "MINE SAFETY APPLIANCES CO. PITTSBURGH, PA." "FRONT STRAP TO BE PULLED LAST" "PATENTED NOV. 1, 1921" "1"
Stamp on head strap "FRONT"
Stamp on head strap "SIDE"
Stamp on head strap "NECK"
Filter top view
Filter label front view "M-S-A CANISTER FOR ACID GASES - ORGANIC VAPORS - SMOKE & DUST" "TYPE GMC-1" "942240"
Filter stamp back view "GMC-1"
Box for "MSA INDUSTRIAL GAS MASK"
Filter top view "Caution Must not be used in atmosphere deficient of oxygen" "Caution Remove seal on bottom of canister before using"
Filter bottom view
Filter label front view "M-S-A TYPE GMA PERMISSIBLE CANISTER FOR ORGANIC VAPORS"
Filter label back view "Directions on Shelf Life and Storage" "Use before 12-63 if seals are intact. Discard one year after removing seals. Read directions before use."