Pasaules Militārā Enciklopēdija
> ASV
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> Army Head Wear Insignia
> Berets Army Insignias
> NBC (Nuclear, Biological, Chemical) protection
> US-NBC-00002
83rd Chemical bn
Gadījuma:
Center of Peacekeeping Operations Patch of Armed Force Estonia
Patch 1755 Kiev Military Hospital of Armed Forces of Ukraine
Berets Flash Patch of Ground Forces of Ukraine. Model 1