File:WW2 Norway (andre verdenskrig i Norge) Visor cap (høylue skyggelue politilue) and steel helmet (stålhjelm M31) of NS Nasjonal Samling Fascist party controlled State Police 1942-45 (Statspolitiet) etc Hjemmefrontmuseet Rakkestad 2021.jpg -
Norwegian Army M31 helmet (2FH3GB23N) by JuanLopez
WW2 German, Soviet, Allied militaria, uniforms, awards, weapons history. War relics forum
File:Norway WWII Norwegian uniform 1940 army steel helmet M31 Norwegian lion national emblem Hæren hjelm norsk løve General uniform binoculars mannequin Lofoten Krigsminnemuseum War Museum 2022-02 DSC01468.jpg - Wikimedia Commons
WWII Gear - German WWII M31 Helmet Liner
Norwegian Army M31 helmet (2FH3GB23N) by JuanLopez