The Alfred Richins Jones papers (1891-1936) consist of personal papers and materials resulting from Jones' activities at the Echo Roller Mills in Echo City, Utah.

The Howard Caswell Jones autobiography is a typescript copy entitled, "The Life and Times of Captain Howard C. Jones." Included is a typescript entitled, "Mayflower Line of Descent for Angelina Carhart Tallmon Jones and Her Descendants."

The Zadok Knapp Judd autobiography (1902) and biography (2017) details the life of Judd and his wife Mary Minerva Dart, both early converts to the Church of Jesus Christ of Latter-day Saints.

The William Decatur Kartchner autobiography consist of a 51-page narrative/diary written by Kartchner. It contains biographical information on his family, as well as information on his conversion to Mormonism, his marriage, home movements, and illnesses. William Decatur Kartchner was born in Philadelphia.

The Mitsugi M. Kasai papers (1918-2013) contain assorted documents related to Mr. Kasai's early life, his career in the United States Army and his participation in various Japanese-American organizations following his retirement.

The Virginia Kelson papers (1915-1990) consist of biographical information, journals, personal papers, business papers, and political papers relating to the life of Virginia Kelson and her family.

The Timothy Kendell autobiography (1861-1948) includes personal and family information, poetry, and a history of Uintah, Utah. The autobiography was compiled by Carolyn Kendell.

The Alonzo P. Kesler papers (1880-1944) consist of his personal journals along with materials collected from his wife, Donnette Smith Kesler.

The John Fitch Kinney autobiography (circa 1863) was written by Kinney (b. 1816), a chief justice and congressman of Utah during the 1850s-1860s.

The Alvin Willard Kirkham autobiography (1919-1970) is titled "My Tale of Two New Years," which was written around incidents occurring on New Year's Day, 1919 and 1970. It includes information about his service in the Marine Corps. during WWI. It also includes incidents from the life of his parents and genealogical material on the Kirkham family.

The Naomi Barlow Larson autobiography (2010) is entitled The Poet's Wife. Larson discusses her personal history along with biographical sketches of her parents, Elbert Henry Barlow and Alice Alberta Sweeten Barlow.

The Sarah Studevant Leavitt history [typescript] deals mostly with the migration of her family from Canada, beginning in 1835, to Nauvoo, Illinois, and then to Salt Lake City, Utah.

The Thomas A. Leishman papers (1887-1998) contain his mission diary and various personal and biographical documents. Leishman was born in Scotland and emigrated to Utah in 1852. He helped lay out the city of Wellsville, Utah, and assisted in the construction of every public building in the community. He later served an LDS mission to England and Scotland form 1887 to 1889.

The Melvin E. Lewis papers (1970-2004) consist of an autobiography, poems, and a number of brief photo essays. The essays are from one to three pages long and illustrate Lewis's view of the American West. The photographs which accompany the essays were taken in Utah, Idaho, and Montana from the mid 1970s through 2004.

The John Loveless autobiography (1807-1859) details his life in the LDS Church, the Church's expulsion from Missouri, his departure from Nauvoo, his trek west, and arrival in Salt Lake City.

The Walker Wallace Lowry papers (1939-1982) consists of an autobiography (1982) and a report titled, "Non-intervention in Spain: The Work of the London Committee, 1936-1939" (1939).

The William Luck journal (1849-1868) was kept by Luck with intermittent entries. It begins with his joining the LDS Church and ends abruptly while describing his daily activities in Utah.

The June K. Lyman papers (1930-2007) contain correspondence, diaries, news clippings, memorabilia, scrapbooks, and manuscript drafts related to the lives of June and Stanley D. Lyman and their work with the Bureau of Indian Affairs.