Just a heads up. I thought some here may find this article of interest:

“African Journeys: Hemingway’s Influence on the Life and Writings of Robert Ruark.”
by John R Bittner , The Hemingway Review 21.2 (Spring 2002): 129-45.

I've posted the entire article in the "Literature, movies, art & photography" forum. Here's the link to the thread:

Hemingway and Ruark

-Bob F.