Rejected World War I “Trench” Shotguns : r/ForgottenWeapons

forgotten weapons Archives -The Firearm Blog

What types of guns did the US military use in WWI? - Quora

Prototype & Trials Weapons - History of Weapons & War

Experimental German 08/18 Maxim SMG

The First German Assault Weapon: The Lange Pistole 08

Ask Ian: Why Not a Semiauto BAR Instead of the Garand?

Vintage Saturday: Mitrailleuses

What are some of the least known guns of the Second World War? Let's keep it to infantry or prototype weapons, not espionage weapons. - Quora

Chauchat - Wikipedia

Nathan S - 2/43 - The Firearm BlogThe Firearm Blog

Ross rifle - Wikipedia

Before The Sturmgewehr: Assault Rifle Developments Prior to 1942

Hunt: Showdown - Internet Movie Firearms Database - Guns in Movies