U.S. Army M1A2
The U.S. M1A2 Service Gas Mask was made of molded rubber covered in stockinette. The air from the hose was directed across the eyepieces, helping to defog the lenses with each inhalation. These masks were made at Edgewood Arsenal, Maryland in 1937 and declared obsolete in 1944.
Similar masks in my collection: Davis Type M-1, YorkCo Smoke & Ammonia Mask
Size stamp on forehead "US U"
Lot stamp on cheek "LOT 337EA"
Size stamp inside mask "U"
Lot stamp on head harness "LOT 46EA"
Lot stamp on hose "LOT No. 36"
Filter stamps top view "EAE LOT 215" "US M IXAI"
Filter side view
Stamp on bag "US" "U"
Stamp on bag "M-5303" "U"
Lot stamp and writing inside bag "MIIIA2 E.A.E. LOT 41" "M M5303"
Size stamp on forehead "US U"
Lot stamp on cheek "LOT 386EA"
Size stamp inside mask "U"
Lot stamp on head harness "LOT 60EA"
Lot stamp on hose "LOT No. 59"
Filter stamps top view "LOT 178 EAE" "US M IXAI"
Filter side view
Stamp on bag "US" "U"
Back of bag
Lot stamp inside bag "MIV E.A.E. LOT 47" "M M5303"
Third mask, not shown above
Size stamp on forehead "US U"
Lot stamp on cheek "LOTB4-1"
Size stamp inside mask "U"
Lot stamp on head harness "LOTB4-1"
Metal stamp on valve guard "(?) 22"
Filter stamp top view "US M IXAI"
Filter side view