Source: Down Memory Lane: 50th Anniversary Celebration, Class of June 17, 1909, Charles Sumner High School, St. Louis, Missouri (reissued by the St. Louis Public Library, November 1976) Location: Educational Museum of the St. Louis Public Schools Records, Box 19, Folder 23, Archives
Last Name:	Langston
First Name:	John
Middle Name:	Mercer
Birth Date:	1879 December 10
Death Date:	1971
Page:	2, 3, 4, 10, 17-19, 25-27, 27-29