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The Abacus and the Cross: The Story of the Pope Who Brought the Light of Science to the Dark Ages by Nancy Marie Brown

The Abacus and the Cross: The Story of the Pope Who Brought the Light of Science to the Dark Ages

Nancy Marie Brown

310 pages • first pub 2010 (editions)

nonfiction history religion science challenging informative slow-paced
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The Abacus and the Cross: The Story of the Pope Who Brought the Light of Science to the Dark Ages by Nancy Marie Brown

The Abacus and the Cross: The Story of the Pope Who Brought the Light of Science to the Dark Ages

Nancy Marie Brown

310 pages • first pub 2010 (editions)

nonfiction history religion science challenging informative slow-paced