The Zella Skidmore McEntire papers (1923-1996) reflect her activities in church, in school, with her family, and her interest in politics. Zella (1912-2000) was a teacher in both the primary and secondary school systems. She married Eldon McEntire in 1935, and besides raising their children and teaching, was very involved with many clubs, groups, and organizations.

The Sheridan L. McGarry papers (1864-1950) contains an article, correspondence, notes, and news clippings relating to the study of LDS currency. McGarry researched and wrote a lengthy article on the subject, which was published in The Numismatist.

The Byron McGrath papers (1926-1993) consist of materials regarding the personal and professional lives of both Byron McGrath and Grace Coppin McGrath as actors, teachers, and philanthropists.

The Jerilyn S. McIntyre papers (1845-2015) consist of writings, research materials, teaching materials, administrative and professional materials. Jerilyn S. McIntyre is president emerita of Central Washington University and also holds emerita status as interim President, Vice President for Academic Affairs, and professor of communication at the University of Utah.

The Llewelyn Riggs McKay papers (1911-1960) contain correspondence, newspaper clippings, reports and articles. Of special note is a bound volume consisting of a typescript of McKay's missionary journal and correspondence, complied and edited by his children, Douglas R. McKay and Bonnie M. Nelson. This collection also includes many original letters between the McKay family throughout McKay's schooling, teaching and army service.

The David McKenzie papers (1860-1962) include early programs, playbills, tickets, scripts, librettos, and other materials related to the Salt Lake Theater, as well as some personal papers of David McKenzie (1833-1912), manager of the theater.

The Blanche Kendall McKey papers (1892-1971) illustrate the personal and professional life of this actress, playwright, and drama teacher.

The Natalie C. McMurrin papers (1922-1995) contain correspondence, greeting cards, travel information, organization memberships, pamphlets, craft ideas, fashion, beauty and health magazine clippings, home and gardening tips, newsletters, and newspaper articles. Natalie McMurrin was born in American Falls, Idaho. She is the wife of Sterling M. McMurrin, former United States Commissioner of Education under the Kennedy administration.

The Madeline R. McQuown papers (1803-1976) contain some of McQuown's research and works. While the collection does contain some of McQuown's more personal works, such as some of her poetry, the collection deals mainly with her research. Her research was focused on Brigham Young and the history of the Church of Jesus Christ of Latter-day Saints (the LDS Church).

The Amy Toda Meeker papers (1946-1949, 2007) consist of news clippings, a biographical sketch, and ski racing programs. Meeker was a former student and ski racer for the University of Utah.

The Mitchell Melich papers (1932-1973) contain correspondence, cards, handwritten notes, notebooks, appointment books, travel itineraries, calendar books, passports, general Republican Party materials, mining materials, gubernatorial campaign materials, financial documents, and news clippings. This collection covers four main portions of Melich's life: mining, gubernatorial campaign, service in the Republican Party, and Solicitor of the Department of Interior.

The Nancy Melich papers (1920-2009) consist of correspondence, theatre reviews, interviews, article drafts, playbills, and theatre perephernalia from her career as a theatre critic for the Salt Lake Tribune. Melich's career spanned nearly 30 years, and she was influential in Utah's local theatre scene.

The Midwest Pilgrims Conference records (1983-2003) contain correspondence, pamphlets, contacts, songs, notes, agendas, and evaluations from the Midwest Pilgrims retreats and articles relating to religion and feminism.

The Elizabeth and Jimmy Miklavcic papers (2010-2013) consist of a script entitled XYZ written by Elizabeth Miklavcic. This work explores the social and personal elements of width, height, and depth through poetry, music, movement, and stereographic media. Also include is the article, "InterPlay: Performing on a High Tech Wire (Collaborative , Real-Time, Distributed, Surrealistic Cinema)."

The Dan Miller papers (1981-1994) contains photographs from the Salt Lake Tribune and other newspapers taken by Miller. Miller is a professional photographer who has worked for most of Utah's major newspapers.

The Karen Huntoon Miller papers (1974-1983) consist of correspondence, resumes, newspaper articles, and skiing artifacts. Karen Huntoon Miller was a freestyle skier in the 1970s. She was women's world champion for moguls in 1974.

The Larry H. Miller papers (1985-1996) contain mainly news clippings about the National Basketball Association team, the Utah Jazz. The collection also contains newsletters from the Larry H. Miller Group.