357 Mag. loads with a 158-gr. lead semi-wadcutter bullet and a large pistol primer, you know you've been present at something rather spectacular. The real benefit that came along with the ...

and .264 Win. Mag. in 1958. All three fit standard-length actions, but none would ever approach the popularity of the belatedly released .300 version. With its fatter case, the new .300 enclosed ...