Cartridge names follow a few simple conventions. Learn them and the shelf reads like a map.
Cartridge names look random, but they follow a handful of conventions. Once you know them you can read a name and guess what the cartridge is.
Bullet and parent case: the hyphen names
A name like 22-250 pairs a bullet diameter with a parent case. The 22-250 is a .22 bullet on the .250 Savage case, and...