Reference guide includes mini-atlas, glossary, and index.

v. 1. The earth and earth sciences -- v. 2. Physical sciences and technology -- v. 3. The arts -- v. 4. People in history -- v. 5. Folklore and religions -- v. 6. Europe -- v. 7. Asia, Australia, and New Zealand -- v. 8. Africa -- v. 9. The Americas -- v. 10. Plants -- v. 11. Birds, insects, reptiles, and aquatic life -- v. 12. Mammals -- v. 13. Reference guide and index.