The Lincolns: Portrait of a Marriage

Mary Todd Lincoln: A Biography

Behind the Scenes in the Lincoln White House: Memoirs of an African-American Seamstress

The Insanity File: The Case of Mary Todd Lincoln

Mrs. Lincoln and Mrs. Keckly: The Remarkable Story of the Friendship Between a First Lady and a Former Slave

Kick Kennedy: The Charmed Life and Tragic Death of the Favorite Kennedy Daughter