W.D.M Bell brought down over 1,000 elephants during his career, most often with brain shots taken with a 7x57 Mauser.
http://archive.org/details/wanderingsofelep1923bell
Good reading!
I went to Amazon.com and downloaded the free "Kindle for PC" application, then at the internet archive ( link given ) , I chose the Kindle version of this great book.
All for free. Enjoy!