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Show 511 ( R . . 1777 . ) The sand bars Were more frequent where the river had a low speed . The transport power of water is a function of its velocity . . Made portages of the boats seven times ( coming coming- coming ) down through these canyons , at different places , where they unloaded the boats , between Green , River , Wyo . , and Greenriver , Utah ; they ( por- por ) taged the boats twice in Lodore canyon ( pos- pos ) . sibly once in Desolation canyon ; they portaged the loads probably half a dozen times , and in places : lined the boats ; that is , let them down past a ( diffi- diffi ) cult place with the bow line and stern line . That was done in some instances above ( -as as ) well as below Greenriver , Utah . In that stretch of the river between Green River , . . Wyoming , and Greenriver , Utah , it was ( neces- neces ) sary to take the boats entirely out of the ( water- water ) twice in Lodore canyon , and once in Desolation canyon . That was accomplished in this way : ( The- The ) boats are emptied of their loads , and then pulled out on the rocks and transported over the rocks , and put back in again when one gets below ( the- the ) turbulent part or the difficult part . Their boats were light ( enoug-h enough enough ) , purposely so built , so that ( three- three three ) men had very little difficulty in portaging them over the rocks ; ; they were dragged over ; but ( they they- they ) ( didn't didnt ) have to use skids at any time at all . ( R . 1777-1779 . ) They met no other boats ( between belAveen ) Green River , Wyoming , and ( Greenriver Cxreenriver ) , Utah , where they ( arrived ariived ) October 9 , 1909 . ( R . 1779 . . ) |