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Title:Geologic investigation of roof and floor strata : longwall demonstration, Old Ben Mine no. 24 : prediction of coal balls in the Herrin coal : final technical report, part 2
Author(s):DeMaris, Philip J.
Subject(s):Coal balls
Geographic Coverage:Illinois
Issue Date:1983
Publisher:Champaign, Ill. : Illinois Dept. of Energy and Natural Resources, State Geological Survey Division
Series/Report:Contract/grant report 1983-02
Type:Text
Language:English
Description:Includes bibliographical references (p. 49-51).
URI:http://hdl.handle.net/2142/44554
Rights Information:Copyright 1983 Board of Trustees University of Illinois.
Date Available in IDEALS:2013-05-28
Has Version(s):http://hdl.handle.net/10111/UIUCOCA:geologicinvestig19832dema
http://www.archive.org/details/geologicinvestig19832dema
Identifier in Online Catalog:6875296
OCLC Identifier:(OCoLC)ocm09704583
(UIUdb)6875296


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