Ray Kroc, an ambitious salesman, headed~2 toward San Bernardino, California, on a business trip in 1954. For more than a decade he had been selling “multimixers” stainless steel machines that could make six milkshakes~4 at once-to restaurants and other eating establishments~5 around the United States. On this trip he was particularly interested in checking out a hamburger stand~5 run by Richard and Maurice McDonald, who had bought eight of his “contraptions”~7 and Ray Kroc, an ambitious salesman, headed ~ 2 toward San Bernardino, California, on a business trip in 1954. For more than a decade he had been selling “multimixers ” stainless steel machines that could make six milkshakes ~ 4 at once- to restaurants and other eating establishments ~ 5 around the United States. On this trip he was particularly interested in checking out a hamburger stand ~ 5 run by Richard and Maurice McDonald, who had bought eight of his “contraptions” ~ 7 and