The collections consists primarily of manuscripts of Thayer's works, including personal notes, publisher/editor corrections and correspondence, and some public response. Also included are various newspaper and magazine articles featuring the author.

Contains draft notes for Thayer's work "The Hunter." This work was also called "The Sparrow Hunter." Materials pertain to the publication, and include consecutive drafts of the work with author's commentary. Also includes correspondence with publishers and responses. Dated circa 1971-2003.

Contains draft notes for Thayer's work "The Gold Mine." Materials pertain to the publication, and include consecutive drafts of the work with author's commentary. Also includes correspondence with publishers and responses. Also includes one published manuscript of "The Gold Mine" and "Greg" in the Horizon magazine. Dated circa 1971-2005.

Contains a transcript of the Brigham Young University (BYU) forum address "The Literate Family," BYU magazines and newspaper clippings featuring Thayer, and a draft of "The Nephites At War." One is a speech Thayer gave, the newspaper articles are reviews of his work and discussions of his life, and the last is a work written by Thayer about the Book of Mormon. Dated circa 1971-2003.