Fiction:
* In the Days of the Comet (1906) - A science fiction novel about the impact of a comet on Earth.
* The Red Castle (1916) - A historical novel set during the American Revolution.
* The Mystery of the Red Room (1917) - A mystery novel.
* The Hidden Road (1921) - A novel about a young woman's journey to find her place in the world.
* The Little Old House (1935) - A children's novel about a family who lives in a charming old house.
Non-Fiction:
* Good Citizenship (1904) - A book on civic engagement.
* The Life and Letters of Theodore Roosevelt (1919) - A biography of her husband, the 26th U.S. president.
* Theodore Roosevelt: The Boy and the Man (1930) - A biography of her husband for young readers.
* My Boyhood in the White House (1932) - A memoir of her life as First Lady.
* A Pageant of the Years (1934) - A memoir about her life and travels.
Other works:
* The Roosevelt Family of Sagamore Hill (1914) - A family history.
* American Ideals (1924) - A collection of speeches and essays.
* A Tapestry of Memories (1946) - A memoir about her life.
Ruth Barrons Roosevelt was a versatile writer who covered a wide range of topics. She was known for her engaging storytelling and her insights into history, politics, and American culture.