World Book Encyclopedia

The World Book Encyclopedia is a fictional item featured in the Planet of the Apes multimedia franchise. It first appeared in Planet of the Apes, Volume 3 #1 by Malibu Graphics and Adventure Comics in April, 1990 in a story titled "Beneath".

The World Book Encyclopedia was one of the many discarded items discovered in the ruins of the Forbidden City, in what used to be San Francisco, California.