ad why? well..she was a feminine woman,,,not real large at all if you have seen her photos. the 7mm according to Mr. O'conner was one of the flatest shooting rounds available..even more so he said than the .270..with less recoil..she could handle the rifle and recoil well..and i might add the (7x57) 7mm mauser has also knocked down more elephants in affirca than any other rifle on the face of the