The William L. English diary (1876) records the trip from Fort Shaw, Montana, in an attempt to centralize the Indian population of the Montana Territory with the mission culminating in Custer's battle with the Sioux. William L. English served as First Lieutenant in Company I of the Seventh Infantry.

The Henry Eyring diary (1877-1896) also includes a typescript. Included with the diary is a biography titled, "Life Sketch of Bertah Eyring."

The Alexander Faddies diaries (1894-1899) were kept by Faddies while serving a mission for the Church of Jesus Christ of Latter-day Saints (LDS Church) in Ireland.

The John B. Fairbanks papers (1877-1940) consist of original and photocopied correspondence; photocopied typescript of diary, 1877-1922; original and typescript of autobiography, 1910; typescript of funeral service, 1940.

The John Boylston Fairbanks overland diary (1846-1847) describes events after the evacuation of Nauvoo by members of the LDS Church.

The Robert Harris Fife diaries [photocopies] (1893-1899) include his account of his mission for the Church of Jesus Christ of Latter-day Saints (LDS Church) in Virginia. Robert Harris Fife (1863-1924) was a graduate of Brigham Young College, Logan, Utah.

The Stanton G. Fisher diary [typescript] (1875-1877) contains a day-by-day account of Fisher's life. Stanton G. Fisher (b. 1852) was involved with animal husbandry and related and miscellaneous business and mining in Utah.

The S. Marsena Foster diaries (1902-1907) are written in five notebooks. Four of these discuss the story of his mission for the Church of Jesus Christ of Latter-day Saints in Mexico City and the surrounding cities and country. Another contains the account of his trip to Mexico and the names and addresses of his correspondents.

The William Fothering papers (1853-1910) contains personal diaries, mission diaries, family histories, professional and personal correspodnece, and miscellaneous materials. He was a Mormon convert born in Scotland who emigrated to Utah in 1850. He was imprisoned for polygamy in 1885.

The Herbert J. Foulger diary [photocopy and typescript] (1886) was kept by Foulger (1848-1920) while serving time in the Utah State Penitentiary for polygamy. The diary contains a record of his daily activities and the routine and occasional unusual events involving other "bretheren" incarcerated with him.

The Joseph Benson Fowler papers (1928-2002) are photocopies of original materials that consist of personal documents including his World War II diary.

The Ruth May Fox papers (1972-1973) consist of photocopies of Fox's diary and autobiography, supplemented with corrections and explanations by her son, Feramorz Y. Fox. Ruth May Fox (b. 1853) was a Utah LDS housewife and women's suffrage activist.

The Thomas Frazer journals: a selective transcription (1979) consist of a manuscript transcription of parts of Frazer's journals and workbooks, originally dating from the 1840s to the 1890s. Thomas Frazer, a native of Scotland, was a stonemason who settled in Beaver, Utah. The manuscript includes lists of supplies, descriptions of structures, and other information. The transcription was made by Linda Bonar, an architectural historian.

This collection consists of a photocopy of the diary of an army officer of the 7th Cavalry detailing troop movements before the battle of the Little Bighorn on June 25, 1876.

The Lorenz Fuellenbach papers (1862-1961) contain Fuellenbach's personal records such as family records, naturalization papers, family history, and church records, missionary notes, journals, and correspondence.

The Amos Bottsford Fuller diary [typescript] (1837-1838) details Fuller's missionary experience and life. Fuller was an early LDS Church missionary in upstate New York and Ohio. He travelled with T. Hale and Erastus Snow.