1947: All the King's Men by Robert Penn Warren
1945: A Bell for Adano by John Hersey
1944: Journey in the Dark by Martin Flavin
1943: Dragon's Teeth by Upton Sinclair
1942: In This Our Life by Ellen Glasgow
1940: The Grapes of Wrath by John Steinbeck
1939: The Yearling by Marjorie Kinnan Rawlings
1938: The Late George Apley by John Phillips Marquand
1937: Gone With the Wind by Margaret Mitchell
1936: Honey in the Horn by Harold L. Davis
1935: Now in November by Josephine Winslow Johnson
1934: Lamb in His Bosom by Caroline Miller
1933: The Store by T. S. Stribling
1932: The Good Earth by Pearl S. Buck
1931: Years of Grace by Margaret Ayer Barnes
1930: Laughing Boy by Oliver La Farge
1929: Scarlet Sister Mary by Julia Peterkin
1928: The Bridge of San Luis Rey by Thornton Wilder
1927: Early Autumn by Louis Bromfield
1926: Arrowsmith by Sinclair Lewis
1925: So Big by Edna Ferber
1924: The Able McLaughlins by Margaret Wilson
1923: One of Ours by Willa Cather
1922: Alice Adams by Booth Tarkington
1921: The Age of Innocence by Edith Wharton
1919: The Magnificent Ambersons by Booth Tarkington
1918: His Family by Ernest Poole