Manuscripts
Bob Rigg piloting Chris-Craft kit boat at foot of Grapevine Rapid. Bright Angel gauge: 67,300 cfs., the peak for the year
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Down into head of Grapevine Rapid. Bright Angel gauge: 27,200 cfs
Manuscripts
mssMarston papers V061/0106

Chris-Craft kit boat in Soap Creek Rapid. Lees Ferry gauge: 66,200 cfs
Manuscripts
mssMarston papers V044/0080



