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Cataclysms on the Columbia
Amazon.com Product Description (ISBN 0881922153, Paperback)The formation of the Grand Coulee remained a mystery for many years, until J Harlen Bretz proved that the Columbia River basin was the site of huge floods 15,000 years ago that created the landscape we see today.
(retrieved from Amazon Thu, 12 Mar 2015 18:21:53 -0400)
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