John William McMahan. (1870 -1948). B: Indiana. D: Escondido, California.
Beeville, San Antonio.
McMahan was a physician and surgeon. He was active in Beeville at turn of century. He moved to San Antonio in 1917 and active as an artist in San Antonio by 1932. His wife was artist Peggy Lean McMahan.
Sources: San Antonio Light, August 20,1932