Shields remained president until his oldest son , Tom Shields , succeeded him in 1946 .
William Shields , became president of the company , when his father - in - law , Jacob Schaeffer , died in 1917 .
William Shields remained president until William Shields ' oldest son , Tom Shields , succeeded him in 1946 .
William Shields , became president of the company , when his father - in - law , Jacob Schaeffer , died in 1917 .