u/LetterheadHot1144

Mask ID?

From my understanding, it is Czechoslovakian, produced in 1939, but I haven't been able to find an exact match on it. It's in kind of rough condition, rubber flaking a bit of rust. It was given to me by my uncle who bought it sometime in the 90s. Please help me out.

u/LetterheadHot1144 — 14 days ago