https://www.forgottenweapons.com/bern-prototype-carbine-intermediate-cartridges-in-the-1920s/
Bern Prototype Carbine: Intermediate Cartridges in the 1920s - Forgotten Weapons
May 9, 2022 - https://youtu.be/afSKUSUVNwk Designed by Adolf Furrer, this carbine represents a very early experiment with intermediate power ammunition. It is a long recoil...
intermediate cartridgesforgotten weaponsbernprototypecarbine