au.\*:("TREXLER JP")
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GEOLOGIC MAPS OF ANTHRACITE-BEARING ROCKS IN THE WEST-CENTRAL PART OF THE SOUTHERN ANTHRACITE FIELD PENNSYLVANIA,WESTERN AREA.WOOD GH JR; TREXLER JP.1968; U.S. GEOL. SURV., MISC. GEOL. INVEST. MAP; USA; 1968Miscellaneous
