. Bulletin - United States National Museum. Science. 1 ? â i. â £ â ; i *: X c? ''; 4 J t-*- â 5 ? -S 'i J '^';« -f-? :|'t H'^a^l'tE ^5 5^4j -«« â -J-i- f-; .i' fl ^ 4 S â fi :^ â tJi ^^ k -i .1 < « fc £ â i a. O d z -J I. iri PAPER 72: ANTHRACITE IN THE LEHIGH VALLEY 278-632 0-68â2 97. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States National Museum; Smithsonian Institution; United States. Dept. of th
. Bulletin - United States National Museum. Science. 1 ? â i. â £ â ; i *: X c? ''; 4 J t-*- â 5 ? -S 'i J '^';« -f-? :|'t H'^a^l'tE ^5 5^4j -«« â -J-i- f-; .i' fl ^ 4 S â fi :^ â tJi ^^ k -i .1 < « fc £ â i a. O d z -J I. iri PAPER 72: ANTHRACITE IN THE LEHIGH VALLEY 278-632 0-68â2 97. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States National Museum; Smithsonian Institution; United States. Dept. of the Interior. Washington : Smithsonian Institution Press, [etc. ]; for sale by the Supt. of Docs. , U. S. Govt Print. Off.
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Keywords: ., bookauthorun, bookcentury1800, bookdecade1870, booksubjectscience
