 Their products came onto the market just as the development of railroads offered wide distribution to distant markets.McCormick developed marketing and sales techniques, developing a wide network of salesmen trained to demonstrate operation of the machines in the field, as well as to get parts quickly and repair machines in the field if necessary during crucial times in the farm year.A company advertisement was a take-off of the "Westward the Course of Empire Takes Its Way" mural by Emanuel Leutze; it added to the title