Biblioteca SEGEMAR

Vista normal Vista MARC Vista ISBD

Zeilinger, John E.

Preparation characteristics of coal from Clay, Gilmer, and Lewis counties, W. Va Zeilinger, John E. - Washington Bureau of Mines 1969 - iii, 40 p. il 26 cm 1 map - RI 7216 .

Subjects--Topical Terms:
coal

Subjects--Geographic Terms:
West Virginia

Subjects--Index Terms: Coal preparation

Universal Decimal Class. No.: 622