Breakfast cereal he launched the Cornflakes brand, which overnight captured a national market. Soon there were forty rival manufacturers in the Battle Creek area. His brother William K. Kellogg (1860–1951) worked for him for many years until, in 1906, he broke away, bought the rights to Cornflakes, and set up the Kellogg Toasted Corn Flake Company. William Kellogg discarded the health food concept, opting for heavy advertising and commercial taste appeal. Later, his signature on every package became the company trademark. The second major innovator in the cereal industry was Charles W. Post, a salesman who was admitted to Kellogg's sanitarium as
Mark Kellogg (reporter) Mark Kellogg (reporter) Mark Kellogg (March 31, 1831 – June 25, 1876) was a newspaper reporter killed at the Battle of the Little Bighorn. Kellogg rode with George Armstrong Custer during the battle and was evidently one of the first men killed by the Sioux and Cheyenne. His dispatches were the only press coverage of Custer and his men in the days leading up to the battle. As a newspaper stringer whose reports were picked up around the country, Kellogg is considered the first Associated Press correspondent to die in the line of duty. Born Marcus Henry Kellogg on March