Biblioteca SEGEMAR

Vista normal Vista MARC Vista ISBD

Feld, I.L.

Concentrating argillaceous surface iron ore of Tuscaloosa County, Ala., by washing Feld, I.L. - Washington Bureau of mines 1960 - ii, 15 p. il 28 cm - RI 5623 .

Subjects--Topical Terms:
hierro sustancia
arcilloso

Subjects--Geographic Terms:
Tuscaloosa

Universal Decimal Class. No.: 669