Some new faces in old jobs last week: James E. Day, 40, well-tailored, Illinois-born investment broker, became president of the Chicago Stock Exchange. To get ready for the job, Jim Day helped build a dam in Arizona, made and lost a fortune in real estate, took a law degree, was vice president of the Exchange for two years. His plan for La Salle Street: get more Midwestern stocks.
Arthur W. McCain, 52, for 32 years a commercial and foreign banker (chiefly financing commercial-aviation manufacturing and transport), became president of Chase National Bank, succeeding H. Donald Campbell, who became vice chairman of...