Map showing structure contours and overburden thickness isopleths of the Pittsburgh coal bed in Pennsylvania, Ohio, West Virginia, and Maryland

Open-File Report 97-864
By: , and 

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Publication type Report
Publication Subtype USGS Numbered Series
Title Map showing structure contours and overburden thickness isopleths of the Pittsburgh coal bed in Pennsylvania, Ohio, West Virginia, and Maryland
Series title Open-File Report
Series number 97-864
DOI 10.3133/ofr97864
Edition -
Year Published 1997
Language ENGLISH
Description 2 maps :col. ;each 61 x 80 cm., on sheets 133 x 92 cm. and 110 x 92 cm, folded to 28 x 23 cm.
Scale 425000
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