Rosendo Barrera Guerra was one of the founders and headmaster of Colegio Altamirano in Hebbronville, Texas.  Here are two pictures of Rosendo provided by Special Collections & Archives, Mary and Jeff Bell Library, Texas A & M University Corpus Christi, (512-994-2301).

Rosendo Barrera Guerra (Seated Front Center)

Rosendo Barrera Guerra (Seated Left)