He created a custom rifle action to accommodate his high-pressure cartridges.
Weatherby came into the world of commercial cartridge and rifle making with a background of experimentation in cartridge wildcatting and was determined to develop a range of sporting rifle cartridges that would produce very high muzzle velocities, high bullet energies, very flat trajectories, and very hard-hitting characteristics at long range.
Among those who influenced his thinking and products was the English riflemaker and cartridge designer David Lloyd.
It currently leads an initiative to foster the development of educational outdoor expositions, and as at 2007 has sponsored 78 events in 19 of the US states, with combined attendance of nearly 1 million.
The Foundation annually sponsors the Weatherby Hunting and Conservation Award.