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Geologic maps of anthracite-bearing rocks in the west-central part of the southern anthracite field, Pennsylvania, eastern area
Geologic maps of anthracite bearing rocks in the west central part ot the southern anthracite field, Pennsylvania, western area
1 map on 4 sheets : color ; 178 x 175 cm., sheets 86 x 116 cm. or smaller, folded in envelope 30 x 23 cm. + 2 sheets of sections (93 x 86 cm., 93 x 113 cm.)
by Gordon H. Wood, Jr., J. Peter Trexler and Thomas M. Kehn ; Department of the Interior, United States Geological Survey.
Relief shown by contours and spot heights.
Accompanied by two sheets of cross sections and index map.
Miscellaneous geologic investigations ; map I-528