Lester Hughes was active/lived in Texas. Lester Hughes is known for western landscape with cowboys.
Biography Lester Hughes
From El Paso, Texas, Lester Hughes is a self-taught artist who paints imaginative landscapes of the Southwest, often with horse-back riding cowboys intent on their duties. President Ronald Reagan purchased over a dozen paintings by Hughes, and some of them hung in the White House during Reagan's tenure.
Source: Charlton Hall Galleries, Inc. Auctioneers