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001 ocm02486629;

005 20141212142310.0;

008 761001s1976 dcua f000 0 eng d;

020 c| pbk. :;

020 c| $0.75;

035 a| (Sirsi) o02486629;

035 a| (OCoLC)2486629;

040 a| GPOc| GPOd| MvId| UtOrBLW;

049 a| ERE#;

074 a| 637-A;

086 0 a| I 28.27:8715;

100 1 a| Duda, John R.=| ^A451547;

245 10 a| Basic estimated capital investment and operating costs for underground bituminous coal mines developed for longwall mining /c| by John R. Duda and E. L. Hemingway ; Process Evaluation Group - MMRD.;

260 a| Washington :b| U.S. Dept. of the Interior, Bureau of Mines : for sale by the Supt. of Docs., U.S. Govt. Print. Off,c| 1976.;

300 a| 3 unnumbered pages, 25 pages :b| illustrations ;c| 26 cm.;

336 a| text2| rdacontent;

337 a| unmediated2| rdamedia;

338 a| volume2| rdacarrier;

490 1 a| Information circular - Bureau of Mines ;v| 8715;

500 a| Mines with annual production of 1.5 and 3 million tons by longwall mining from an 84-inch coalbed.;

500 a| Chiefly tables.;

650 0 a| Bituminous coalx| Costs.=| ^A68830;

650 0 a| Coal mines and miningz| United Statesx| Cost of operation.=| ^A256397;

700 1 a| Hemingway, E. L.,e| author.=| ^A450903;

710 1 a| United States.b| Bureau of Mines.=| ^A15791;

830 0 a| Information circular (United States. Bureau of Mines)v| 8715.=| ^A137253;

596 a| 1;

998 a| 739044;

999 a| ASK AT REFERENCE DESKw| SUDOCc| 1i| MQ1358579d| 8/6/2007l| JDOSm| JOYNERr| Ys| Yt| JDOSBKu| 6/3/2000x| BOOKz| JFEDDOCSo| .STAFF. 0;

Basic estimated capital investment and operating costs for underground bituminous coal mines developed for longwall mining / by John R. Duda and E. L. Hemingway ; Process Evaluation Group - MMRD.

Author/creator	Duda, John R.
Other author	Hemingway, E. L., author.
Other author	United States. Bureau of Mines.
Format	Book
Publication Info	Washington : U.S. Dept. of the Interior, Bureau of Mines : for sale by the Supt. of Docs., U.S. Govt. Print. Off, 1976.
Description	3 unnumbered pages, 25 pages : illustrations ; 26 cm.
Subjects	Bituminous coal--Costs. Coal mines and mining--United States. --Cost of operation.

Series	Information circular - Bureau of Mines ; 8715 Information circular (United States. Bureau of Mines) 8715. ^A137253
General note	Mines with annual production of 1.5 and 3 million tons by longwall mining from an 84-inch coalbed.
General note	Chiefly tables.
GPO item number	637-A
Govt. docs number	I 28.27:8715

Basic estimated capital investment and operating costs for underground bituminous coal mines developed for longwall mining / by John R. Duda and E. L. Hemingway ; Process Evaluation Group - MMRD.

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