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
Kellogg High School Kellogg High School Kellogg High School is a four-year public secondary school in Kellogg, Idaho. The only high school in the Kellogg School District #391, it serves grades 9–12 in the western Silver Valley: the communities of Kellogg, Wardner, Pinehurst, and Smelterville in western Shoshone County, and Cataldo and Rose Lake in eastern Kootenai County. The principal of KHS is Curt-Randall Bayer. The school colors are purple and gold and the mascot is a wildcat. The KHS campus is northwest of central Kellogg, a half-mile (0.8 km) north of Interstate 90 at exit 49 (Bunker Ave.), which extends to the