- *White Summer* (1946)
- *The House on the Roof* (1950)
- *The Dark River* (1960)
- *The House Between* (1962)
- *The Secret House* (1963)
- *Death and the Maiden* (1964)
- *The Twisted Trail* (1970)
- *The Man Outside* (1971)
- *The Long Shadow* (1973)
- *The Dark Secret* (1975)
- *The Hidden Room* (1977)
- *The Last Door* (1979)
- *The Forgotten Woman* (1981)
- *The Stranger in the House* (1983)
- *The House of Secrets* (1985)
Non-fiction:
- *The History of the United States* (1947)
- *The Civil War: A History* (1956)
- *The American Revolution: A History* (1963)
- *The Vietnam War: A History* (1968)
- *The Negro in American History* (1970)
- *The World War II: A History* (1973)
- *The New American Revolution: A History* (1979)
- *The Third World War: A History* (1983)