The History of Civilization is a boxed set of science fiction novels by author Edward E. Smith Ph.D.. It contains the six novels of Smith's Lensman series. The set was published in 1961 by Fantasy Press in an edition of 75 copies. Each volume was printed from the original Fantasy Press plates but with a new title page giving the name of the set. They were bound in red half-leather numbered and signed by Smith. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
The answer to this question is:
Written Work