https://en.wikipedia.org/wiki/Sumner_High_School_(St._Louis)
Sumner High School, also known as Charles H. Sumner High School, is a St. Louis public high school that was the first high school for African-American students west of the Mississippi River in the United States. Together with Vashon High School, Sumner was one of only two public high schools in St. Louis City for African-American students and was segregated.