What is the difference between 38 special and 45ACP ammunition? - Quora

38 Super vs. 45 ACP - A Pistol Caliber Comparison

What is the difference between HP and JHP ammo? - Quora

What makes the .45 ACP better than the 9mm? - Quora

What is the best JHP/SJHP grain bullet and speed for a 38 special? - Quora

Which gun is better to carry: a .45 or .38 caliber? - Quora

Are 45 long colt and 45 ACP interchangeable? - Quora

38 Super vs. 45 ACP - A Pistol Caliber Comparison

I'm unfamiliar with guns. .45, .38 and .22 refer to the caliber of the bullet, but are there higher calibers? How does one refer to higher calibers (as in Larry Correia books)? - Quora

Did officer Jerry Hill know the difference between a .38 special and an automatic .38? - Quora

What is the difference between 38 special and 45ACP ammunition? - Quora