

But as sales plunged in the 1990s, World Book's results were no longer broken out in Berkshire Hathaway financial reports. For the year 1990, Berkshire Hathaway reported that the business of producing the encyclopedia had generated profits of $32 million. In the late 1980s, while the World Book sales force had declined, it still had 45,000 door-to-door representatives. In 1985, the Scott Fetzer Company was purchased by Berkshire Hathaway. That year, the company had a sales force of 60,000 and vastly outsold Encyclopædia Britannica. In 1978, World Book was purchased by Scott Fetzer Company, an Ohio conglomerate that left the encyclopedia company in Chicago. In 1977, staff members of World Book visited President Jimmy Carter in the White House. In 1962, World Book published its first edition of Year Book. In 1952, World Book moved its office into the Merchandise Mart in Chicago. In 1945, World Book became the property of Field Enterprises. In 1933, World Book exhibited at the Century of Progress Exposition in Chicago.

The new owners created an editorial board to help make sure the entries were aligned with what students studied, from kindergarten to high school. In 1919, World Book became the property of W.F. A faithful effort has been made in the World Book to avoid this common defect." The encyclopedia's name would later be shortened to its current name World Book. "As a rule," wrote O'Shea, the founding editor, in the preface of that 1st edition, "encyclopedias are apt to be quite formal and technical. The first edition of The World Book Encyclopedia was published (as simply The World Book) in 1917, by the Hanson-Roach-Fowler Company. In 1915, they enlisted the help of Michael Vincent O'Shea, a professor of education at the University of Wisconsin. Hansen and John Bellow, who realized that existing encyclopedias were off-putting to readers. World Book was founded in Chicago by publishers J.
