The following sources were consulted in the preparation of the article “10 historical figures who lived double lives right under our noses.”
- Josephine Baker: From Poverty to Stardom to Espionage
- Hedy Lamarr: Golden Age Film Star—and Important Inventor
- Why Marlene Dietrich Was One of the Most Patriotic Women in World War II
- The Made-Up Man
- Letters reveal turbulent private life of literary great
- Lindbergh’s Double Life
- DNA test confirms Warren Harding fathered daughter outside his marriage
- Lucy Mercer Rutherfurd
- Tchaikovsky: A Life
- ‘All That Heaven Allows’ Examines Rock Hudson’s Life As A Closeted Leading Man
