Harrap The Life and Times of Johann Sebastian Bach, 1940, Simon & Schuster Good Tidings (with Christmas songs by Grace Castegnetta), 1941, American Artists Group The Praise of Folly by Desiderius Erasmus of Rotterdam, with a short life of the Author by Hendrik Willem van Loon of Rotterdam who also illustrated the Book, 1942 Van Loon's Lives: Being a true and faithful account of a number of highly interesting meetings with certain historical personages, from Confucius and Plato to Voltaire and Thomas Jefferson, about whom we had always felt a great deal of curiosity and who came to us as dinner guests in a bygone year, 1942, Simon & Schuster Christmas Songs, 1942 The Message of the Bells (with music by Grace Castagnetta), 1942, New York Garden City Fighters for Freedom: the Life and Times of Thomas Jefferson and Simon Bolivar, 1943, Dodd, Mead & Co. The Life and Times of Scipio Fulhaber, Chef de Cuisine, 1943 Adventures and Escapes of Gustavus Vasa, and how they carried him from his rather obscure origin to the throne of Sweden, 1945 Report to Saint Peter, upon the kind of world in which Hendrik Willem van Loon spent the first years of his life - an unfinished, posthumously published autobiography, 1947, Simon & Schuster