The bulk of the Norma W. Matheson papers (1906-2010) contain material documenting Matheson's public life during her tenure as first lady of Utah from 1977 to 1985. The collection also features correspondence, schedules and agendas, plans and financial information for the governor's mansion, and early keepsakes.

The Wilson McCarthy papers (1917-1957) contain personal and business materials concerning McCarthy (1884-1956), a prominent business man in Salt Lake City and Denver. Wilson McCarthy began his career in Utah as an attorney, judge, and state senator. He also served as a regent of the University of Utah and the western director of the Reconstruction Finance Corporation. He is primarily known as an officer in various railroads, particularly the Denver and Rio Grande Western.

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 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 Mineralogical Society of Utah was organized in Salt Lake City to facilitate the study of mineralogy. The collection (1939-1990) contains records documenting the organization, operation, and activities of the society.

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 Murray Women's Civic Guild records (1940-2004) contain the meeting minutes, financial records and scrapbooks of this club.

The Ina Mae Murri papers (1977-2007) contain correspondence, newsletters and articles pertaining the Murri's life and involvement in Lesbian, Gay, Bisexual, Trans, Queer/Questioning, and others (LGBTQ+), and Mormon feminist activism.

The MX Information Center records (1976-1986) consist of subject files, alphabetical files, petitions, correspondence, financial records, writings, publications, and other materials. The MX Information Center was an anti-MX and anti-nuclear weapons group in Salt Lake City, Utah.

The Neighborhood House records (1894-1996) contains general board meeting minutes, annual reports, a list of board members, photocopies of news clippings, financial statements, role and guest books, and donation records. Also included in the collection is a fiftieth-year history of the Neighborhood House and Day Nursery Association written by Lela Horn Richards in 1944.

The Harry Nelson papers (1886-2015) are mainly a collection of materials documenting the life of Maud May Babcock (1867-1954), a theater teacher and director at the University of Utah from 1892 to 1938. Journals, travelogs, daily planners, teaching materials, manuscripts, programs, announcements, letters, and news clippings are included. Harry Nelson (1901-1988) was a theater student and friend of Maud May Babcock.

The New Park Mining Company records (1930-1961) contain materials relating to this Utah business. Included in the collection are reports, correspondence, financial information, name lists, bulletins, legislative announcements, invoices, receipts, vouchers, and proxy votes. The New Park Mining Company operated in both Park City and Keetly, Utah.

The Newhouse Realty Company records (1909-1978) contain ledgers, correspondence, memorabilia, and business related records. The company was formed in order to purchase, lease or sale real estate property.

The Nichiren Buddhist Temple records (1954-2003) contain correspondence, financial reports, membership records, the church newsletter, and other documents pertaining to the Nichiren Buddhist Temple. The temple (which dates from 1971-1991) was operated in Salt Lake City by Yosh Ito and Reverend Kanai Skokai. There were more than two hundred members, a large percentage of whom were Japanese Americans.

The Matthew Frederick and Claire Wilcox Noall papers (1805-1970s) consist of the Noalls' personal and professional records, as well as records passed on to them by their ancestors.

The Organization for Research on Women and Communications (ORWAC) records (1976-2009) consist primarily of materials relating to the administration of the organization, including correspondence, newsletters, reports, and financial documents. Also included are logo and award records. ORWAC promotes dialogue, discussion, research, and scholarship concerned with women, feminism, gender, oppression, and social change.