World Book Company (1905)
The first-created component of what would eventually become Harcourt was the World Book Company.
Harcourt, Brace & Howe (1919-1960)
Harcourt, Brace & World (1960-1970)
Harcourt, Brace & World only existed between 1960 and 1970. The name Harcourt, Brace & World was used on books that were copyrighted as early as 1931, if not before.
Harcourt Brace Jovanovich (1970-1993)
In 1970, the company was known as Harcourt Brace Jovanovich (HBJ).