Contains the correspondence of Karl G. Maeser and other members of the Church Board of Education related to the schools of the Church of Jesus Christ of Latter-day Saints. Correspondence references difficulties related to funding and staffing a large number of schools. Materials date from 1888 to 1901.

Contains correspondence related to the personal life and projects of Maeser, along with correspondence related to his family. Included are Maeser's correspondence with Brigham Young about the issue of plural marriage and the state of his family. Dates range from 1861 to 1900.

Contains correspondence related to Maeser's term as principal of Brigham Young Academy. Materials focus on the financial difficulties of the Academy and the need for more teachers. Also addressed are discipline and ecclesiastical matters. Dates range from 1878 to 1889.