By A Mystery Man Writer
Did armies use shotguns in WW2? - Quora
Famous Guns of WWI: Rifles, Machine Guns, & Pistols - Pew Pew Tactical
How did lawmen carry their ammo in the late 1800s? - Quora
Did the British ever use shotguns in combat during WW1? - Quora
In the US military, when shotguns are issued, do they use standard buckshot, slugs, or something else? - Quora
Were shotguns actually terrible in WWI? - Quora
Did concrete piercing shells already exist during WWI? - Quora
Why Germany Wanted to Ban America's Trench Shotgun During WWI
Weapons of the Western Front
List of World War II weapons of the United States - Wikipedia
Ross Rifle The Canadian Encyclopedia