Carroll Shelby in bib overalls, waiting for his race car to get fueled up, in the 1958 Cuban Gran Prix

photo from http://www.cubagreenscreen.com/forum/showthread.php?tid=14818 thanks to Kurtis Grant!

For photos from the 1957 Cuban Gran Prix, see http://www.velocetoday.com/the-cuban-grand-prix-1957-part-2-of-3/#more-45991

and the above is from the 1957 CGP, and is also Carroll Shelby