Contains correspondence between Thomas L. Kane and Elizabeth Dennistoun Wood related to their courtship. Letters date from July 1852 to May 1853.

Contains a letter of apology by Thomas L. and Thelma Kane to his parents, Evan O'Neill and Lila Kane, dating from 1924.

Contains correspondence between Kane and family members and friends. Includes discussion of the conduct of the war, command of the Bucktails Regiment, and family and personal news. Also includes correspondence on Kane's resignation in 1863, and later reminiscences. Materials date from between 1861 and 1877.

Contains correspondence, notes, speeches, and other materials related to Kane's interest in exploration and colonization in Mexico and Alaska. Materials date from between 1868 and 1930.

Contains letters between Thomas L. Kane and his wife, Elizabeth. Correspondence materials date between 1853 to 1878, with the bulk of the material dating between 1853 to 1854.

Contains incoming and some outgoing correspondence by Kane. Letters are primarily from family and friends, and include information about day-to-day activities, political matters, travels, and other subjects. Materials date from between 1822 and 1878.

Contains a card with messages to and from Kossuth. Materials date approximately 1852.

Contains deeds, programs, letters, poems, and other items related to Kane and the Kane family. Includes genealogical and financial information. Materials date from between 1690 and 1912.

Contains journals and notebooks belonging to Kane, as well as manuscripts, letters, passports, and other materials. Items include lists of Kane's everyday dealings, his poetic and philosophical writings, his last will and testament, and his obituary. Materials date between 1839 and 1884.

Contains notes, letters, and other materials collected by Kane on the Indians of Utah, Indian sign language, and westward expansion. Materials date from between 1845 and 1872.