About the Book

The Abacus and the Cross

The Abacus and the Cross

The Story of the Pope Who Brought the Light of Science to the Dark Ages
Nancy Marie Brown (Author)
October 2012
Trade Paperback · 328 Pages
$16.99 U.S. · $19.99 CAN · £11.99 U.K. · €11.99 E.U.
ISBN 9780465031443
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