The Heber Chase Kimball papers [microform] (1837-1914) contain diaries, histories, correspondence, and an inventory of the effects of Heber C. Kimball. Kimball was an early Mormon apostle and good friend of Brigham Young.

The Stanley Buchholz Kimball papers (1844-2003) contain documents pertaining to Kimball's research on the LDS Church and the Kimball family, as well as his interest in Eastern European history.

The Thomas S. Kimball papers (2001-2008) consists of electronic mail, an advance readers' copy of Mormon Hypermodern Books, a manuscripts dealing with the proceedings before the Committee on Privileges and Elections in the matter of protest against Senator Reed Smoot, and a promotional brochure for the book Trail of Hope.

The Joseph Kingsbury photograph collection contains portraits of Joseph C. Kingsbury and one of his wives as well as portraits of early Utah Mormons. The collection also contains photographs of gravesites of Utah pioneers and photographs of a ceremony commemorating the arrival of the railroad in Corinne, Utah.

The Ronald and Ilene Kingsbury papers (1832-1995) consist of materials focusing on Utah and the history of the Church of Jesus Christ of Latter-day Saints (LDS Church), as well as family history.

The David Oscar Kirk diary (1909-1910) was written by Kirk while on a mission to Scotland for the LDS Church.

The E. Kay Kirkham essay (1985) is titled "Daniel Stillwell Thomas and Martha Paine Jones Thomas: Early Members of the LDS Church and Utah Pioneers of 1894." It was presented to the Genealogical Society in 1985. Kirkham was a genealogist and wrote many books on genealogy.

The Kirtland Council minute book (1832-1837) is a copy of a microfilmed typescript consisting of meeting minutes of the Kirtland high council.

The Kirtland revelation book has been copied onto a microfilm reel. A printed transcript is also available.

The Ora Lee Knecht correspondence (1926-1931) contains photocopies of four letters from historian B. H. Roberts to Ora Lee Knecht. Roberts was a Mission President for the Church of Jesus Christ of Latter-day Saints, and Knecht was a missionary for the Eastern States Mission from 1924 to 1926, serving as Roberts' secretary for most of that time.

The David C. Knowlton papers (1993) consist of materials on Knowlton's appeal for tenure at Brigham Young University. Included are essays, reports, correspondence, news articles, and other materials.

The Eugene Nicholas Kovalenko papers (1943-2009) contain correspondence, diaries, poetry, commentary on his poetry, day planner pages, a project entitled "Journal of an Excommunicant," and newspaper clippings. Kovalenko studied at the University of California and at the University of Utah, where he received a Ph.D. in Materials Science.

The Lambda Delta Sigma records (1935-1947) consists of meeting minutes and Church of Jesus Christ of Latter-day Saints (L.D.S) Institute record notes. The sorority was founded in 1937 at the Church of Jesus Christ of Latter-day Saints Institute located at the University of Utah.

The Asael Carlyle Lambert photograph collection consists of pictures and negatives of the Nauvoo Temple capstone.

The Charles Lambert journals [typescripts] (1863-1909) were kept by Charles Lambert (1816-1892), a native of Yorkshire, England, and convert to the LDS Church.

The Lynn Larsen photograph collection consists of slides of Hole-in-the-Rock area in Glen Canyon.

The Charles Gustave Larson papers (1948 and undated) consist of genealogical materials, family ledger, correspondence, news clippings, and a biography of Larson by Erma and Carol Lowry. Larson immigrated Grantsville, Utah in 1875 and he served a mission for the Church of Jesus Christ of Latter-day Saints (LDS) to the Southern States in 1899.