Grace Mine iron ore waste disposal system and estimated costs.
Series: United States. Bureau of Mines. Information circular ;; 8435; Information circular (United States. Bureau of Mines) ;; 8435.
Publisher: U.S. Bureau of Mines; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.
Published: 1969
Place of publication: [Washington]
Language: eng
Number of pages: 17
Subjects: Metallurgical plants -- Waste disposal.; Iron industry and trade -- Pennsylvania -- Costs.
Notes: Bibliography: p. 13.