Materials include a letter from John K. Kane to Jane Duval Leiper Kane, in which John asks her to write more, expresses his love, and makes plans for them to meet together tomorrow at James’s (possibly James Gray Leiper) house. The letter was written before they were married. Date of production not identified.

Materials include a letter from John K. Kane to Jane Duval Leiper Kane (addressed as Jeanie), criticizing a new volume of books. The letter was probably written during before their marriage. Date of production not identified.

Materials include a letter from John K. Kane to Jane Leiper, saying that he returned last night from a visit to see Hunter Ewing. Probably from before they got married. Date of production not identified.

Materials include a letter from John K. Kane to Jane Duval Leiper Kane, saying that his father, Elisha Kane, has returned after a period of exile and restored happiness again to the home; he also requests pardon for his recent disposition. Probably written before they got married. Date of production not identified.

Materials include a letter from John K. Kane to Jane Duval Leiper Kane, in which he says that a two day absence makes his heart grow fonder. Probably written during their courtship. Date of production not identified.

Materials include a letter from John K. Kane to Jane Duval Leiper Kane, in which he expresses suspicion over the publication of a new book. He also says that the doctor has delayed his decision to leave, and pleads for Jane to not exert herself too much. Probably written during their courtship. Date of production not identified.

Materials include a letter from John K. Kane to Jane Duval Leiper Kane (Jenny), which was possibly meant to accompany some other note (perhaps a poem) because John says he is nervous about giving her "the enclosed" and has almost destroyed it on a number of occassions. Date of production not identified.

Materials include a letter from John K. Kane to Jane Duval Leiper Kane, saying that they shall see each other tomorrow. Probably from their courtship period. Date of production not identified.

Materials include a letter from John K. Kane to Jane Duval Leiper Kane. In the letter it says that both have already pledged their lives to each other, and John plans to come down next Saturday. Proably written during their courtship. Date of production not identified.

Materials include a letter from John K. Kane to James Gray Leiper (Jane Duval Leiper Kane's brother), with a request for James to carry an important message to his sister Jane from John. Probably written during the courtship of John and Jane. Date of production not identified.