From NKAA, Notable Kentucky African Americans Database (main entry)

Dougherty was born in Summer Shade, KY. A baseball pitcher, his career began in 1909 with the West Baden Sprudels in Indiana and ended in 1918 with the Chicago American Giants. He was the top left-handed pitcher of his era and also a good-hitter.

For more see The Biographical Encyclopedia of the Negro Baseball Leagues, by J. A. Riley; Pat Dougherty at the Negro League eMuseum website; Pat Dougherty at the Negro Leagues Baseball Museum - eMuseum; and a number of other online sites.