coreydb
AH fanatic
The three are the trinity of the classic plains game calibers. The .303 is the oldest used, followed by the 7x57mm introduced during the second Boer War, and the 275 Rigby bringing up the last; which is the 7x57 Mauser re-named by the British after the Boer War. It was the most aerodynamic and devastating caliber of its time, proven again against us in the Spanish American War. Like the British, the US mimicked the Mauser with the Springfield 1903 and was sued by Mauser as a result..