1![Facing your Danger: The Evolution of the Cataract Boat By Roy Webb, University of Utah The cataract boat, designed by Norman D. Nevills in the late 1930s, was one evolutionary product of the wooden river boat (another wa Facing your Danger: The Evolution of the Cataract Boat By Roy Webb, University of Utah The cataract boat, designed by Norman D. Nevills in the late 1930s, was one evolutionary product of the wooden river boat (another wa](https://www.pdfsearch.io/img/acfdd7cda002e1c2e4101deb5edb11e0.jpg) | Add to Reading ListSource URL: www.gcrg.orgLanguage: English - Date: 2012-01-14 05:47:48
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2![Copeia, 1984(2), ppA New Species of Frog of the Rana tarahumarae Group from Southwestern Mexico DAVID M. HILLIS, JOHN S. FROST AND ROBERT G. WEBB Rana zweifeli, a new species of the Rana tarahumarae group, is Copeia, 1984(2), ppA New Species of Frog of the Rana tarahumarae Group from Southwestern Mexico DAVID M. HILLIS, JOHN S. FROST AND ROBERT G. WEBB Rana zweifeli, a new species of the Rana tarahumarae group, is](https://www.pdfsearch.io/img/8df281d0d98dbe26707f715ca65d4cb5.jpg) | Add to Reading ListSource URL: www.zo.utexas.eduLanguage: English - Date: 2013-04-22 17:48:29
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3![Lynn Canyon Suspension bridge Lynn Canyon Suspension bridge](https://www.pdfsearch.io/img/56fd8b6b3ad3c8edf253f508ace40f77.jpg) | Add to Reading ListSource URL: ipp.gsfc.nasa.govLanguage: English - Date: 2009-12-01 11:42:30
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4![Lynn Canyon Suspension bridge Lynn Canyon Suspension bridge](https://www.pdfsearch.io/img/29976c1d63a85c66db8c47bdf62aca3b.jpg) | Add to Reading ListSource URL: itpo.gsfc.nasa.govLanguage: English - Date: 2009-12-01 11:42:30
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5![in Proceedings of the Joint Federal Interagency Conference on Sedimentation and Hydrologic Modeling, J.M. Bernard and J.W. Webb (editors), Las Vegas, NV, June 28 – July 1, 2010, 10 p. SEDIMENT MANAGEMENT STRATEGIES ASS in Proceedings of the Joint Federal Interagency Conference on Sedimentation and Hydrologic Modeling, J.M. Bernard and J.W. Webb (editors), Las Vegas, NV, June 28 – July 1, 2010, 10 p. SEDIMENT MANAGEMENT STRATEGIES ASS](https://www.pdfsearch.io/img/f93b6f34cb3f9fa9c02782c957ce202a.jpg) | Add to Reading ListSource URL: profile.usgs.govLanguage: English - Date: 2012-12-10 18:15:55
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6![Lynn Canyon Suspension bridge Lynn Canyon Suspension bridge](https://www.pdfsearch.io/img/371e1f93ebbe33c4b41932af3d34d192.jpg) | Add to Reading ListSource URL: techtransfer.gsfc.nasa.govLanguage: English - Date: 2009-12-01 11:42:30
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7![](https://www.pdfsearch.io/img/e1fb8efa3b1cc2b664e6d9b67965ebe2.jpg) | Add to Reading ListSource URL: www.public.iastate.eduLanguage: English - Date: 2009-06-18 11:59:04
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