Growing up in the Texas Hill Country, Mark Friesenhahn often would run barefoot through the countryside with his younger brother — but only if their father, “a 150-pound, mean little banty rooster German, full of the culture and work ethic,” hadn’t assigned them a task on the family farm.

Occasionally, the boys would hear a siren warning of an imminent blast at the Servtex Quarry Plant 3 miles away.

 

Read more from Brian Chasnoff with the San Antonio Express-News here.