- "De grønne år:En samling af digte" (1919)
- "The Burning Bush:A Volume of Verse" (1920)
- "Vinden og regnen:En bog med vers" (1922)
- "Gascoyne:En tragedie i fem akter" (1924)
- "Lærkens sang:Et fortællende digt" (1926)
- "The Hill of Dreams:A Book of Poems" (1928)
- "The Path to the Stars:A Tale of Love and Adventure" (1930)
- "The City of Dreams:A Novel of Modern Life" (1932)
- "The Sword and the Cross:A Historical Romance" (1934)
- "The Pilgrim's Progress:A Modern Adaptation of Bunyan's Classic" (1936)
- "The Life and Adventures of Robinson Crusoe:A Modernized Version of Defoe's Novel" (1938)
- "Gulliver's Travels:A Modernized Version of Swift's Satire" (1940)
- "Don Quixote:En moderniseret tilpasning af Cervantes' klassiker" (1942)
- "Alice i Eventyrland og gennem skueglasset:En moderniseret tilpasning af Carrolls fantasier" (1944)
- "Junglebogen:En moderniseret version af Kiplings dyrehistorier" (1946)
- "The Wind in the Willows:A Modernized Adaptation of Grahame's Children's Classic" (1948)
- "Huckleberry Finn:En moderniseret version af Twains amerikanske eventyr" (1950)
- "Treasure Island:A Modernized Adaptation of Stevenson's Pirate Tale" (1952)
- "Kidnapped:A Modernized Version of Stevenson's Scottish Adventure" (1954)
- "The Call of the Wild:A Modernized Adaptation of Londons Wilderness Classic" (1956)
- "White Fang:A Modernized Version of London's Animal Adventure" (1958)
- "The Sea-Wolf:A Modernized Adaptation of London's Seafaring Tale" (1960)
- "The House of Seven Gables:A Modernized Version of Hawthorne's Gothic Novel" (1962)
- "The Scarlet Letter:A Modernized Adaptation of Hawthorne's Puritan Romance" (1964)
- "The Blithedale Romance:En moderniseret version af Hawthornes utopiske roman" (1966)
- "Marmorfaunen:En moderniseret tilpasning af Hawthornes italienske romantik" (1968)
- "Huckleberry Finns eventyr:En moderniseret tilpasning af Twains amerikanske klassiker" (1970)
- "The Prince and the Pauper:A Modernized Version of Twain's Historical Romance" (1972)
- "A Connecticut Yankee in King Arthur's Court:A Modernized Adaptation of Twain's Time-Travel Adventure" (1974)
- "The Innocents Abroad:En moderniseret version af Twains rejsebeskrivelse" (1976)
- "The Gilded Age:En moderniseret tilpasning af Twain og Warners satiriske roman" (1978)
- "Tom Sawyer, Detective:A Modernized Version of Twain's Boyhood Adventure" (1980)
- "Pudd'nhead Wilson:En moderniseret tilpasning af Twains burleske roman" (1982)
- "The American Claimant:A Modernized Adaptation of Twains humoristiske roman" (1984)
- "Tom Sawyer Abroad:A Modernized Version of Twain's Sequel to Tom Sawyer" (1986)
- "The Tragedy of Pudd'nhead Wilson:A Modernized Adaptation of Twain's Serious Play" (1988)
- "Manden der fordærvede Hadleyburg:En moderniseret version af Twains satiriske historie" (1990)
- "The Mysterious Stranger:A Modernized Adaptation of Twain's Philosophical Novella" (1992)
- "The Adventures of Tom Sawyer:A Modernized Adaptation of Twain's American Classic" (1994)
Digtsamlinger:
- "Sange om ungdommen" (1907)
- "Sangtekster om kærlighed og liv" (1910)
- "Drømme og visioner" (1912)
- "The Divine Fire:A Collection of Sonnets" (1914)
- "The Call of the Sea:A Book of Vers" (1916)
- "The Mystic Rose:A Collection of Poems" (1918)
- "Livets harpe:En bog med vers" (1921)
- "The Garden of Eden:A Narrative Poem" (1923)
- "The Voice of the Soul:A Collection of Poems" (1925)
- "The Gates of Paradise:A Book of Vers" (1927)
- "The Flame of Desire:A Narrative Poem" (1929)
- "The Vision of God:A Collection of Poems" (1931)
- "Kærlighedens tempel:En bog med vers" (1933)
- "The Song of Salomon:A Narrative Poem" (1935)
- "Jobs Bog:En moderne tilpasning i vers" (1937)
- "The Psalms of David:A Modern Adaptation in Verse" (1939)
- "Prædikerens Bog:En moderne tilpasning i vers" (1941)
- "Ordsprogenes Bog:En moderne tilpasning i vers" (1943)
- "The Song of Songs:A Modern Adaptation in Verse" (1945)
- "Ruths Bog:En moderne tilpasning i vers" (1947)
- "Esters Bog:En moderne tilpasning i vers" (1949)
- "Jonas Bog:En moderne tilpasning i vers" (1951)
- "The Book of Daniel:A Modern Adaptation in Verse" (1953)
- "Åbenbaringens Bog:En moderne tilpasning i vers" (1955)
- "Apokryferne:En moderne tilpasning i vers" (1957)