Italian Maschera Antigas Pirelli M.59
The Italian Maschera Antigas M.59 was made of dark brown rubber, with two triangular eyepieces, a central speech diaphragm, and an exhale valve off to the side. This example was made by Pirelli in 1959.
Maschera Antigas = "Gas Mask"
Manufacturer and model stamps on cheek "M59 I" "4240-15-089-2736"
Stamp on cheek "0078243"
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