Biographies:
* The Trial of Rudolf Hess (1955): A detailed account of the trial of the Nazi leader.
* The House of Hanover (1969): A history of the Hanoverian dynasty, which ruled Britain from 1714 to 1901.
* The Queen's Life (1979): A biography of Queen Elizabeth II.
* Victoria & Albert (1997): A biography of Queen Victoria and Prince Albert.
Historical Non-Fiction:
* The People's Palace (1965): A history of the Victoria and Albert Museum.
* The Fall of the House of Usher (1980): A study of the decline of the British aristocracy.
* The Last King of Bohemia (1981): A biography of King George V of England.
* The Royal Family: A History (1988): A comprehensive history of the British monarchy.
Other Works:
* The Time of the Barons (1960): A study of the English barons in the 13th century.
* The Kings and Queens of England (1974): A history of the English monarchy.
* The Royals (1996): A collection of essays on the British royal family.
Journalism:
* Ruth Adam was a regular contributor to the London Sunday Times and other publications. She also wrote extensively on radio and television.
This is just a small selection of Ruth Adam's extensive and varied output. She was a respected and highly regarded writer whose work continues to be enjoyed and appreciated today.