Adams, John W. 1915- Bibliography of the geology and mineralogy of the rare earths and scandium to 1971 / by John W. Adams and Eleanora R. Iberall - Washington, D.C. : U.S. Geological Survey, 1973 - xxx, 195 p. ; 23 cm. - Geological Survey bulletin ; Bull. no. 1366 . Subjects--Topical Terms: Rare earth metals--BibliographyScandium--BibliographyGeology--Bibliography Dewey Class. No.: 016.553494