JAPAN. MARBLE MARKET MATTERS.1978; INDUSTR. MINER.; G.B.; DA. 1978; NO 130; PP. 11Article

THE SPRUCE PINE MINING DISTRICT, U.S.A.HARBEN P.1978; INDUSTR. MINER.; G.B.; DA. 1978; NO 132; PP. 23-37 (8P.); 6 ILL.Article

GREEK MINERALS - DEVELOPMENTS THROUGH THE 1970'SMANOS A.1979; INDUSTR. MINER.; GBR; DA. 1979; NO 147; PP. 37-53Article

DIRECTORY OF WASHINGTON MINING OPERATIONS. 1977.MILNE PC; WALKER CW.1978; STATE WASHINGTON, DEPT NATURAL RESOURCES, INFORM. CIRC.; USA; DA. 1978; NO 63; PP. 117Article

ITALY SOLID FUEL IMPORTS AND EXPORTS WITH VALUES, 1977.1978; US DEPT INTER., BUR. MINES, INTERNATION, COAL TRADE; USA; DA. 1978; VOL. 47; NO 8; PP. 18-20Article

PROSPECTS FOR N.T. MINING1979; AUSTRAL. MING; AUS; DA. 1979; VOL. 71; NO 2; PP. 258-265; 4 P.; 3 ILL.Article

THE COAL INDUSTRY OF MOROCCO IN 1977.1978; U.S. DEPT INTER., BUR. MINES, INTERNATION. COAL TRADE; U.S.A.; DA. 1978; VOL. 47; NO 7; PP. 9Article

MINERALS IN THE ECONOMY OF MICHIGAN.PETERSON EC; MIDDLEWOOD E.1978; U.S. DEPT INTER., BUR. MINES, STATE MINER. PROF.; U.S.A.; DA. 1978; NO 7; PP. 1-14; BIBL. 8 REF.; 1 ILL.Article

MINERALS IN THE ECONOMY OF NORTH DAKOTA.KOCH C; GERHARD L.1978; U.S. DEPT INTER., BUR. MINES, STATE MINER. PROF.; U.S.A.; DA. 1978; NO 10; PP. 1-6; BIBL. 13 REF.; 3 ILL.Article

MINERALS IN THE ECONOMY OF TEXAS.HAWKINS ME; EVANS TJ.1978; U.S. DEPT INTER., BUR. MINES, STATE MINER. PROF.; U.S.A.; DA. 1978; NO 3; PP. 1-24; BIBL. 6 REF.; 4 ILL.Article

DEPARTMENT OF MINAS QUEENSLAND. ANNUAL REPORT 1977.1978; ; AUS; BRISBANE: HAMPSON; DA. 1978; 101 P.; 5 ILL.Miscellaneous

MINERALS IN THE ECONOMY OF MONTANA.KREMPASKY GT; GROFF S.1978; U.S. DEPT INTER., BUR. MINES, STATE MINER. PROF.; U.S.A.; DA. 1978; NO 6; PP. 1-14; 2 ILL.Article

MINERALS IN THE ECONOMY OF NEW MEXICO.SHEFFER HW; EVELETTI R.1978; U.S. DEPT INTER; BUR. MINES, STATE MINER. PROF.; U.S.A.; DA. 1978; NO 5; PP. 1-18; BIBL. 5 REF.; 2 ILL.Article

MINERALS IN THE ECONOMY OF OHIO.COLLINS H; MISKA W.1978; U.S. DEPT INTER., BUR. MINES, STATE MINER. PROF.; U.S.A.; DA. 1978; NO 9; PP. 1-10; BIBL. 9 REF.; 3 ILL.Article

MINERALS IN THE ECONOMY OF WASHINGTON.WELCH J.1978; U.S. DEPT. INTER; BUR. MINES, STATE MINER. PROF.; U.S.A.; DA. 1978; NO 8; PP. 1-10; BIBL. 1 REF.; 4 ILL.Article