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849 pages first pub 2010 (editions) user-added

nonfiction history science challenging informative slow-paced
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992 pages first pub 2010 (editions)

nonfiction history science challenging informative slow-paced

992 pages first pub 2010 (editions)

nonfiction history science challenging informative slow-paced

964 pages first pub 2010 (editions)

nonfiction history science challenging informative slow-paced

964 pages first pub 2010 (editions)

nonfiction history science challenging informative slow-paced

964 pages first pub 2010 (editions)

nonfiction history science challenging informative slow-paced

849 pages first pub 2010 (editions) user-added

nonfiction history science challenging informative slow-paced