Mary and Me, A Lasting Link Through Ink chronicles the lives of Mary Potter Kenyon and Mary Jedlicka Humston. The two have been pen-pals for more than three decades, and their friendship quite literally grew on pieces of paper. Having had a few pen-pals when I was young, none of whom I have stayed in touch with as an adult, I am impressed that their relationship lasted and grew as they lived through phase after phase of life. This is my first time reading anything by Humston, but I’ve read two of Kenyon’s other 3 books. She writes with such…