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EXTRACTS FROM THE PROCEEDINGS OF THE ASSOCIATION OF OFFICIAL AGRICULTURAL CHEMISTS, 1904 H. W. WILEY
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CHEMICAL AND PHYSICAL PROPERTIES OF SPOIL BANKS IN THE EASTERN KENTUCKY COAL FIELDS (CLASSIC REPRINT) DAVID G. CUMMINGS
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THE SEPARATION AND IDENTIFICATION OF ACIDS IN LOW TEMPERATURE TAR (CLASSIC REPRINT) DELLA DARLE JUNKIN
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