v. 1. Metals.--v. 2. Alloys and intermetallics.--v. 3-4. Non-metallic compounds.--v. 5. [without special title]--v. 6. [without special title]--v. 7. [without special title]--v. 8. [without special title]--v. 9. [without special title] --v. 11. Two-hundred-year impact of rare earths on science -- v. 12. [without special title] v. 13. [without special title] -- v. 14. [without special title] -- v. 15. [without special title].