Title Year Published Notes
Bill’s Diary 1945 (Sauk City, WI: Stanton and Lee) By Claire Victor Dwiggins with August Derleth; Poetry for young readers
Oliver, the Wayward Owl 1945 (Sauk City, WI: Stanton and Lee) Poetry for young readers
A Boy’s Way 1947 (Sauk City, WI: Stanton and Lee) Poetry for young readers
It’s a Boy’s World: Poems 1948 (Sauk City, WI: Stanton and Lee) Poetry for young readers
The Country of the Hawk 1952 (New York: Aladdin Books) Junior Fiction
The Captive Island 1952 (New York: Aladdin Books); 1960 (Duell, Sloan and Pearce) Junior Fiction
Empire of Fur: Trading in the Lake Superior Region 1953 (New York: Aladdin Books) Juvenile History
Land of Gray Gold: Lead Mining in Wisconsin 1954 (New York: Aladdin Books) Juvenile Nonfiction
Land of the Sky-Blue Waters 1955 (New York: Aladdin Books) Juvenile Nonfiction
Father Marquette and the Great Rivers 1955 (New York: Farrar, Straus and Cudahy); 1955 (London: Burns and Oates); 1962 (New York: Guild Press, condensed version) Juvenile Biography
St. Ignatius and the Company of Jesus 1955 (New York: Farrar, Straus and Cudahy); 1956 (London: Burns and Oates) Juvenile Biography
Columbus and the New World 1957, 1960 (New York: Farrar, Straus and Cudahy); 1957 (London: Burns and Oates) Junior Biography
The Moon Tenders 1958 (New York: Duell, Sloan and Pearce) Mill Creek Irregulars, Junior Mystery
The Mill Creek Irregulars 1959 (New York: Duell, Sloan and Pearce) Mill Creek Irregulars; Junior Mystery
The Shuttered Room and Other Pieces 1959 (Sauk City, WI: Arkham House) By H.P. Lovecraft and Divers Hands (Compiled By August Derleth); As Editor, Juvenalia, Stories, Essays
Wilbur the Trusting Whippoorwill 1959 (Sauk City, WI: Stanton and Lee) Poetry For Young Readers
The Ghost of Black Hawk Island 1961 (New York: Duell, Sloan and Pearce) Mill Creek Irregulars, Junior Mystery
Sweet Land of Michigan 1962 (New York: Duell, Sloan and Pearce) Junior History
The Tent Show Summer 1963 (New York: Duell, Sloan and Pearce) Mill Creek Irregulars, Junior Mystery
The Irregulars Strike Again 1964 (New York: Duell, Sloan and Pearce) Mill Creek Irregulars, Junior Mystery
The House by the River 1965 (New York: Duell, Sloan and Pearce) Mill Creek Irregulars, Junior Mystery
The Watcher on the Heights 1966 (New York: Duell, Sloan and Pearce) Mill Creek Irregulars, Junior Mystery
The Beast in Holger’s Woods 1968 (New York: Thomas Y. Crowell Co.) Juvenile Mystery
The Prince Goes West 1968 (New York: Meredith Press) Mill Creek Irregulars, Junior Mystery
The Three Straw Men 1970 (New York: Candlelight Press) Mill Creek Irregulars, Junior Mystery