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The Guide to the Colorado River in the Grand Canyon is a must-have guidebook for your trip down the Grand. Durable and waterproof, with USGS maps and excellent descriptions of river features.
Authors: Tom Martin & Duwain WhitisCopyright: 2007 fourth editionSize: 9" W x 14" L waterproof paperPages: 109Map Pages: USGS 7.5" color topo reproductionsScale: 2,000 feet per inch (1:24,000)