Charles Walter Hart (18721937) was born in Charles City, Floyd County, Iowa in 1872. His company, Hart-Parr Gasoline Engine Company, known as the "founders
Charles Walter (1977-1981), Mark Burvee (1971-1975), Marc Crutcher (1995-1999), Dale Stanton (1959-1963), Kris Johnson (1969-1973), Jerry Montgomery (1972-1976)