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| First Page | Document Content | |
|---|---|---|
 Date: 2012-01-14 06:47:59Grand Canyon Canyon Bert Loper Glen Canyon Dam Kenton Grua |
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| First Page | Document Content | |
|---|---|---|
Date: 2012-01-14 06:47:59Grand Canyon Canyon Bert Loper Glen Canyon Dam Kenton Grua |
Add to Reading List |
fall 2007 the journal of Grand Canyon River Guides, Inc volume 20 number 3 Susan Billingsley