The New York Times Fiction Best Sellers of 1940
This is a list of adult fiction books that topped "The New York Times" Fiction Best Seller list in 1940. When the list began in 1931 through 1941 it only reflected sales in the New York City area. The two most popular books that year were How Green Was My Valley, by Richard Llewellyn, which held on top of the list for 13 weeks, and Stars on the Sea by F. Van Wyck Mason, which was on top of the list for 10 weeks. The New York Times Fiction Best Sellers