Category:Hypo helmet
Jump to navigation
Jump to search
gas mask headgear used in World War I | |||||
Upload media | |||||
Instance of | |||||
---|---|---|---|---|---|
Discoverer or inventor | |||||
Time of discovery or invention |
| ||||
Total produced |
| ||||
| |||||
![]() |
Media in category "Hypo helmet"
The following 2 files are in this category, out of 2 total.
-
British soldier in a Hypo or Smoke helmet.jpg 260 × 384; 33 KB