Brass Shotshell Crimp - General Ammunition Discussion

What would be correct name & time frame for the type of crimp on this Winchester 10 ga brass shotshell?

Why does it seem like much more often than not when Hollywood shows a shotgun being loaded, it's with a low brass round? What gives? - Quora

Reloaded Cartridges - Some With Bulging Cases?

410 Over Pressure Part 2 - Mystery Solved w/pictures

410-44 cal. ???? - The Firing Line Forums

Federal High Over All Competition Target Load Shotshells

A Revelation!.. shotgun shell? - General Ammunition Discussion - International Ammunition Association Web Forum

What was the point of brass shotgun shells, and are they still used? - Quora

12GA 7.5 Shot Brass CBC Shotshell 3D Expanded Ammunition Cartridge Teaching Visual Aid or Desk Display

How are ammunition cartridge shells manufactured? - Quora

Brass winchester 12 gauge

Brass winchester 12 gauge

Reloading: Reclaiming Brass - The Shooter's Log

Handloading, Military Wiki

Hornady Unprimed Brass Rifle Cartridge Cases

Short (Mini) Shotgun Shells - Cooking With Gas Now

Reloading Brass 16 Gauge Shotshells

Paper Hulls –

Reloading showcase: Making paper patched 577/450 Martini-Henry

12 Vintage Winchester Brass Shot Shells 12GA

Cody Firearms Museum on X: 12, 20 and .410 are the most common shotshells today, but historically there was even more variety. Pictured here, brass shotshells from .410 to 4 gauge, left