Materials include an original letter from John K. Kane to Lt. Henry Morris replying to a previous letter. The reply mentions the annexation of the bill of landing for a second small box and it says that the navy has ordered Captain Isaac McKewer to join the East India Squadron. It is written on the back of one of the pages from Morris's original letter. Dated April 14, 1844.

Materials include an original letter from John K. Kane to Jane Duval Leiper Kane giving an outline of his agenda since arriving in Harrisburg, Pennslyvania, on Tuesday night. Dated January 29, 1845.

Materials include an original letter from John K. Kane to Thomas L. Kane saying that he is occupied with the presidential inauguration in Harrisburg, Pennsylvania . Dated January 20, 1845.

Materials include an original letter from John K. Kane, in which John says he hopes to visit the South next week. Dated February 20, 1845.

Materials include an original letter from John K. Kane and Jane Duval Leiper Kane to their son Thomas L. Kane pleading with him to remember his health. He tells him about Elisha's travels and talks about current events in England. Dated May 11, 1845.

Materials include an original letter from John K. Kane to Thomas L. Kane, instructing the latter to call on his client and inform him that John will not be in the office until Tuesday. Dated January 3, 1846.

Materials include an original letter from John K. Kane to Thomas L. Kane, telling him that there is word that John's nomination will be confirmed unanimously. President James Polk has signed the Oregon Treaty. Dated June 15, 1846.

Materials include an original letter from John K. Kane to Thomas L. Kane. John writes that the government seeks definite word about the character of the Mormon leaders. John tells Thomas that California should now be an undisputed American possession and that he, Thomas, has the President's (James K. Polk's) utmost confidence. John has received a confirmation as a United States District Court judge and that James Buchanan is to be his associate. Dated June 18, 1846.

Materials include an original letter from John K. Kane and Jane Duval Leiper Kane to Thomas L. Kane saying that John is settling into his new job as a district court judge and reminding Tom to take care of his health. Dated July 20-22, 1846.

Materials include an original letter from John K. Kane and Jane Duval Leiper Kane to Thomas L. Kane. The letter says that Tom's parents have received word that he is convalescing and is on his way home to Pennsylvania. The letter also says that John has been in session almost every other day since Tom's departure for the West. Dated September 6, 1846.