Cormac O'Brien

• Daily Disaster
• Secret Lives of the Civil War
• Secret Lives of the U.S. Presidents
• The Forgotten History of America
• Secret Lives of the First Ladies
• Secret Lives of the First Ladies
• Secret Lives of the First Ladies by Cormac O'Brien (2009-09-01)
• Secret Lives of the First Ladies: Strange Stories and Shocking Trivia From Inside the White House
• Secret Lives of the U.S. Presidents
• Secret Lives of the U.S. Presidents: Strange Stories and Shocking Trivia from Inside the White House