Henry Ford over to his son Edsel Ford in December 1918. Henry retained final decision authority and sometimes reversed the decisions of his son. Ford started another company, Henry Ford and Son, and made a show of taking himself and his best employees to the new company; the goal was to scare the remaining holdout stockholders of the Ford Motor Company to sell their stakes to him before they lost most of their value. (He was determined to have full control over strategic decisions.) The ruse worked, and Ford and Edsel purchased all remaining stock from the other investors, thus giving the
Ford Piquette Avenue Plant of cars in the United States. Much of the design and experimental work for the new car was done by Henry Ford, draftsman Joseph Galamb, engineer Childe Harold Wills, and machinist C.J. Smith. Vanadium steel, an alloy lighter and stronger than standard steel, which was first used sparingly with the Ford Model N, R, and S, was used extensively with the Model T. The company revealed the plans for the Model T to its dealers on March 19, 1908. During July 1908, a few months before the Model T's introduction, a group of Piquette Avenue Plant employees experimented with the