This series contains the correspondence of Leo Frank; his wife, Lucille; his parents, Rachel and Rudolph Frank; his mother-in-law, Josephine Selig; and several other relatives of Leo and Lucille Frank. The letters are arranged alphabetically according to surname then chronologically. Lucille Frank’s correspondence consists of sympathy letters similar to those found in Series I and her personal letters. Rachel and Rudolph Frank corresponded with Leo Frank almost every day and the collection includes their letters to him. Notable letters include Leo Frank’s description of his experience at the State Penitentiary in Milledgeville, Georgia; several letters to Lucille Frank offering information about Mary Phagan or Jim Conley, another murder suspect; and letters from family to Lucille Frank immediately after Leo Frank's death.