NO. 2 different cartridges. Not safe to attempt this
NO. .22 Magnum has a larger diameter case than .22 LR. The LR case will split.
No
No. Only what is stamped on the barrel.
NO!!
Use a .22 magnum. It will kill a deer.
Yes.
If your Iver Johnson is marked for the .22 WMR.then yes,if it is not then do not attempt to load or shoot .22magnum ammo in your rifle.
Yes, you can shoot 38 specials through a .357 magnum revolver.
No. .22 Magnum may only be fired in a gun Marked .22 Magnum or .22 WMRF. Different length and diameter- as well as power.
Nope. 357 magnum cartridge is too long, and too powerful.
Only the Coonan Arms .357 and .357 models of the Desert Eagle can do this.
You can only shoot what is printed on the barrel. Mag and short mag are not the same.