Episodes from the history of the rare earth elements ed. by C. H. Evans - XXV, 240 S Ill., graph. Darst - Chemists and chemistry 15 . - Chemists and chemistry 15 . Includes index ISBN: 0792341015 9780792341017 Nat. Bib. Agency Control No.: b9669352 UK Subjects--Topical Terms: Rare earth metals--HistoryRare earths--History Index Terms--Genre/Form: AufsatzsammlungAufsatzsammlung LC Class. No.: QD172.R2 Dewey Class. No.: 546.4109 553.4/94