b"With the advent of the automobile and of electric railroad transporta\x00on, the E.B. & R.'s business dropped and opera\x00ons were discon\x00nued in 1928. Bion's son, Robert M. Arnold, previously at M.I.T., was then working at the Grigsby Grunow company in Chicago.In 1934, Robert M. Arnold returned from England where he had done exploratory work on permanent magne\x00c materials for Philco, and started ac\x00vely working for his father's company. One of his rst assignments was to develop permanent magnets for the Pe\x00bone-MullikenRobert M. ArnoldCompany in Chicago. A\x00er one year of developmental work, Pe\x00bone-Mulliken decided not to enter the magne\x00c eld. And so, with assistance and permission from his father, Robert M. Arnold started his own permanent magnet produc\x00on at the former E.B. & R. Railroad genera\x00ng and repair depot located in Marengo, Illinois, the present site of the company's largest plant. His produc\x00on was Alnico permanent magnets and was licensed under a patent held by the General Electric Company. These rst marketed products were used primarily in radio loudspeakers.Early Alnico ManufacturingIn December of 1936, Robert M. Arnold bought the equipment of the auc\x00oned Kinite Company, a foundry in Sheboygan Falls, and moved produc\x00on from the Marengo plant. Ini\x00al manufacturing started in Sheboygan Falls with only ve employees.P\x00\x00\x00 3"