27 resultados para Heath shale
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"Contract No. AT(49-1)-621."
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Mode of access: Internet.
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Accompanied by "Supplement." Published: 1950-
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Maps by Keith Johnston; engraved and printed by W. & A. K. Johnston, Edinburgh.
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Poem.
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Cover title says "from ... ERA Laramie Energy Research Center."
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Thesis (M.S.)--University of California, Berkeley, 1922.
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"Grant no. R806156."
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Includes index.
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English and French.
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Reuse of record except for individual research requires license from Congressional Information Service, Inc.