The H. Leo Marshall papers (1950-1969) consist of a summarized history of the University of Utah College of Medicine, a personalized story of the University of Utah College of Medicine, a typescript of the Tooele Marshall Family, and a speech given by Marshall for the Centennial Convocation in 1950. Marshall was a professor of public health and preventive medicine at the University of Utah.

The Patrick W. McKendrick papers (1936-1939) consist of McKendrick's hand-written manuscript, as well as a typescript, describing his metal recycling project at the Salt Lake City garbage dump. McKendrick staked a mineral claim at the dump during the 1930s and began a sluice operation to recover the iron, gold, and silver left by decomposing cans and garbage.

The Lorin A. and Laura Reese Merrill family biography consists of a bound biography of Lorin Asa Merrill (1876-1919), his wife Laura Reese Merrill (1876-1963) and their descendants, as written and collected by Amy M. Beecher and Asa J. Merrill.

The Morgan County history (1930) consists of a 100-page typescript history, titled "History of the Early Settlement and Later Development of Morgan County, Utah," compiled by the Daughters of the Utah Pioneers. The history covers the period from 1855 to 1930.

The Mormon settlements in Arizona collection (1857-1986) consists of primary sources relating to the Church of Jesus Christ of Latter-day Saints' colonization efforts along the Little Colorado River and the surrounding area. The major part of the collection consists of materials collected by George S. Tanner. Included are photocopied or transcribed diaries, histories, correspondence, financial records, biographies and autobiographies, and clippings from and about the Arizona settlements.

The Alvin G. and Lena M. Pack papers (1907-1988) contain materials relating to the life and career of Alvin G. Pack, a pioneer in the radio broadcasting industry who worked primarily with stations KALL and KSLO. Included are radio scripts, correspondence, news clippings, family materials, religions materials, personal narratives, lectures, time lines, awards, certificates, and a variety of other personal and professional materials.

The Paine brothers mining collection (circa 1850) consists of a sketch map of the mining claims of the Paine Brothers in Nevada County, California, and a photocopy of a handwritten narrative, "In The Days Of Old And The Days Of Gold." The narrative, possibly written by Milton Paine, is a humorous short story set in the hydraulic gold mining days of California and contains a description of gold rush mining camp life.

The Edward Lloyd Parry papers (1878-1897) consist of several items, most of which relate to Parry (b. 1818). Included are an account of the building and dedication of the Manti LDS temple, a manuscript newspaper entitled "The Home Writer" (1882-1883), a time book for E. L. Parry and Sons Stone Quarry (1870), and a volume of music copied from another source.

The Reed Peck manuscript (1839) consists of a photocopy of the original. The title page states that, "The original Reed Peck manuscript purchased Nov. 1943 from Peck's granddaughters Mabel Peck Myer and Hazel Peck Cass in Bainbridge, N.Y. by Fawn M. Brodie." The manuscript presents Peck's reminiscences of LDS Church members.

The George R. Petrie thesis (1975) titled "The Carden School of Salt Lake City, Utah," consist of Petrie's unpublished master's thesis describing the founding of the Carden Schools and the development of the Longfellow branch in Salt Lake City. The Carden School system was created by Mae Carden and specialized in teaching phonic reading, Christian precepts, and student discipline.

The Rick Reese papers contain a letter from Rick Reese to Jack Newell in which he writes his memories of mountain climbing and details climbs he went on, who was with him and how the sport has changed through the years. The collection also contains news clippings of rescues in the Grand Tetons, materials regarding Ted Wilson and Roland Wyatt, his years in Montana and Alpenbock Climbing Club items.

The Standley Hunter Rich family papers (1836-1971) consist of material representing the Hunter, Rich, and Standley families of Idaho, the Hunter family papers being the most complete. Included are genealogical records, the personal papers of Edward Hunter, biographies, autograph books, Rich family correspondence, scrapbooks, clippings, and other materials.

The Rocky Mountain Power Company records (1876-1992) consist of reports describing the company's acquisitions of smaller companies from 1912 to 1938, as well as a history of the parent company's accomplishments in providing power to the intermountain area. Also included are diagrams for the construction of various area power plants.

The Salt Lake Theatre records (1864-1913) contain an extensive list of published materials about the Salt Lake Theatre. It includes plays, reviews, actors and actresses, venues, celebrations, and exhibits. The records were researched by Aaron W. Tracy in anticipation of his Ph.D dissertation, which was never completed.

The Mary Jane Orrock Seegmiller family history (1954) contains short histories of the Orrock and Cumming families, and poetry written about various members of the families.

The Sol J. Selvin papers (1937-1982) consist of certificates, biographies, legislative documents, correspondence, and news clippings concerning Solomon "Sol" Joseph Selvin (1878-1958), a former Utah Senator and businessman.

The Samuel and Rosetta Livermore Smith family papers consist of an undated family history journal researched by Dorothy Streeper.