45-70 Cartridge Overview: The Immortal Big Game Round As a fitting ... However, it has not been factory loaded with black powder for over half a century. The original charge of 70 grains of powder ...

The original charge of 70 grains of powder developed ... a direct result of the .45/70 cartridge. Winchester’s Model 1876 rifle, an attempt to market a lever-action rifle for large, hard-hitting ...