The drawing is by the talented Tug Valley artist, Vera Kay Fink Hankins.
The Wikipedia article on the Hatfields and the McCoys is in error on a majority of the points made in the article.
This essay, in its entirety, can be read in my book, “Lies, Damned Lies, and Feud Tales.” https://www.amazon.com/dp/1977716814/ref=sr_1_1?s=books&ie=UTF8&qid=1511238586&sr=1-1&keywords=Lies%2C+Damned+Lies%2C+and+Feud+Tales