Latvian Nacionālie Bruņotie Spēki Gāzmaska

The Latvian Nacionālie Bruņotie Spēki Gāzmaska was made of rubberized green canvas, and featured a prominent orange flutter valve below the filter intake.  This example was made by Varonis and Gumijas Manufaktura Meteors in 1939.

Nacionālie Bruņotie Spēki Gāzmaska = "Latvian National Armed Forces Gas Mask"

Gumijas Manufaktura Meteors = "Meteors Rubber Factory"

Similar masks in my collection:  N/A