My name is George Rohard Hammerlein. My dad was Don Hammerlein. His family is from Cincinnati, Ohio. Give me a call. I live in Bellaire, Texas,(Houston Area).I have found several vey old references to the Hammerlein name. One was the monk in around 1500. I found a Hammerlein coat of arms.
George Hammerlein 4912 Holt St. Bellaire, Texas 77401