The Edward R. Hogan papers (1974-1984) contain essays and pamphlets written by Hogan. The topics of the essays are the history of mathematics and such personalities as Orson Pratt, Theodore Strong, and William Lenhart. Also included are two booklets of speeches by nineteenth century LDS Church leaders on the Adam-God doctrine.

The Mervin B. Hogan papers (1833-1996) consist of materials relating mainly to Mormonism and Freemasonry, although some engineering papers are also present. Correspondence, writings, articles, newsletters, pamphlets, notes, and research materials are included. Items dating from the eighteenth and nineteenth centuries are copies.

The Mervin B. Hogan photograph collection contains mostly postcards of Mormon temples, early Mormon leaders, Mormon historic sites, and Utah historic sites. The collection also includes photographs of Mormon temples and historic sites, astronaut Virgil Grissom, and a portrait photograph of Mervin B. Hogan.

The George L. Hoggan papers consist of photocopies of a diary he kept during 1921-1923 while on an LDS Mission to the Eastern United States, letters from B. H. Roberts and others, a program for the Hill Cumorah pageant (1923), certificates, and a book by B. H. Roberts.

The Hole-in-the-Rock photograph collection contains photographs of this area located in southern Utah where Mormon settlers were forced to lower their wagons over a precipice of rock after finding their trail otherwise impassable.

The Vernal Holley research paper (1993) is entitled, "Josephus and the New Testament." It is a 55-page research document about the Jewish writer, Josephus ben Matthias (A.D. 37-A.D. 100 ca.). The author uses the writings of Josephus ben Matthias and the New Testament to research the existence of Christ and the reality of various events that take place in the New Testament.

The Gary Horlacher papers (2002-2010) contain research regarding homosexuality among religious LDS Church members.

The Joseph Smith Horne autobiography (1923-1924) describes Horne's (b. 1842) early life and religious and civic activies in Utah.

The Carolyn Hunsaker papers (1991, 2008) consist of two biographies written by Hunsaker in 1991 and 2008: "Dear Father..." The Life of Clara Fedarata Stenhouse Young Agramonte and Life History of Clarence Horace Montgomerie y Agramonte.

The Edward Hunter papers (1818-1922) consist of correspondence, business papers, and genealogical materials concerning Edward Hunter (1793-1883) and his family. Hunter was the third presiding bishop in the Church of Jesus Christ of Latter-day Saints.

The Edward Hunter photograph collection consists almost entirely of nineteenth century albumen portraits. Many are of his own family and nearly all have been identified. This collection provides valuable examples of nineteenth century styles of dress.

The William Huntington diary [photocopy] (1835-1845) details his life and his affiliation with the LDS Church.

The Ian Hyde essay entitled, "Masonry and the Beginnings of the Mormon Church," presents Hyde's argument that the same influences that gave birth to Freemasonry also gave birth to Mormonism.

The Orson Hyde biography (1834 and circa 1939) was written by his son, Joseph S. Hyde, and also includes a copy of a letter from Orson Hyde to a Professor J. Seixas.

The Julie Ingeröed autobiography is entitled, "One Year in Utah, or, the Secrets of Mormonism: A True and Honest Account, 1867" was translated by Helge Seljaas.

The H.W. Isaacson letter (1862) discusses his experience working in Salt Lake City, Utah.

The Anthony Woodward Ivins papers (1852-1974) contain diaries, journal, correspondence, articles, patriarchal blessings, and family history items.