Hans Alric Vakker grew up in the Black Hills of South Dakota. He served twenty-seven years in the US Air Force as an engineer. He and his wife have six children and twelve grandchi...lihat lebih banyakHans Alric Vakker grew up in the Black Hills of South Dakota. He served twenty-seven years in the US Air Force as an engineer. He and his wife have six children and twelve grandchildren.lihat lebih sedikit