Contains correspondence to bishoprics of the Church of Jesus Christ of Latter-day Saints in Utah requesting the application of young men to attend the Brigham Young University missionary class, and responses with names of prospective students from the bishoprics. 40 items. Dated 1916.

Contains a collection of family history work of the Sessions family. This includes documents pertaining to family history, memories, documentation of the 50th wedding anniversary of J. Wyley and his wife, and patriarchal blessings.

Contains personal and professional correspondence, handwritten and typed. Some of the correspondence is from J. Sessions, and other pieces of the correspondence are to him.

Contains the journals of Sessions. Entries date from between 1921 and 1949.

Contains notes, correspondence, and other materials related to Sessions' work at Brigham Young University.

Contains papers regarding his profession and church service. Includes materials related to missions he served as the president of, his service with the Institute program, his work at Brigham Young University, and other papers regarding his career.

Contains correspondence, notes, and other materials related to civic and business activities by Sessions. Materials date from between 1949 and 1965.

Contains papers regarding his education at the Agricultural College, and summer school at Brigham Young University and the University of Chicago.

Contains correspondence, notes, and other materials related to his service with the Institutes of Religion.

Contains speeches and talks given by him. There are also articles he collected throughout his life, and various other writings.