For cartridge connoisseurs, the early 1960s was a monumental time period with the launch of two of the most successful big-game cartridges of our time, the 7mm Remington Magnum and .300 Winchester ...

There’s no real definition as to what “magnum” means when it comes to rifle cartridges, but as far as 0.30-calibers rifle cartridges are concerned, “magnum” generally means a cartridge that’s more ...