High angle mining system.

High angle mining system.

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Bibliographic Details
Author / Creator:	Christofferson, Donald.
Imprint:	Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, [1983]
Description:	150 p. : ill., maps ; 28 cm.
Language:	English
Series:	A mining research contract report [OFR ; 40-91] Mining research contract report. Open file report (United States. Bureau of Mines) ; 91-40.
Subject:	Coal-mining machinery -- Technological innovations. Strip mining -- Technological innovations -- United States. Coal augers -- Technological innovations. Buckets (Excavating machinery) -- Technological innovations. Strip mining -- Technological innovations. United States.
Format:	Microform U.S. Federal Government Document Book
URL for this record:	http://pi.lib.uchicago.edu/1001/cat/bib/8773462

Hidden Bibliographic Details
Other authors / contributors:	ESD Corporation. United States. Bureau of Mines. Branch of Procurement.
Notes:	"ESD Corporation." Author: D. Christofferson. Distributed to depository libraries in microfiche. Shipping list no.: 94-0583-M. "June 1983." Includes bibliographical references. Final report. 9/80-6/83. Microfiche. [Washington, D.C. : Supt. of Docs., U.S. G.P.O., 1994]. 2 microfiches : negative. Bureau of Mines, Branch of Procurement. JO-133925.
GPO item no.:	0637-A-01 (MF)
Govt.docs classification:	I 28.155:40-91 I 28.155:OFR-40-91

Regenstein, B Level, Science Microforms

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Holdings details from Regenstein, B Level, Science Microforms
Call Number:	microfc TN813.C57 1983
c.1	Available Loan period: standard loan Need help? - Ask a Librarian