Manuscripts
Camp on right bank near Mile 210. Preliminary gauge at Bright Angel Creek, June 21: 90,500 cfs
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At the head of Mile 217 Rapid. Preliminary gauge at Bright Angel: 90,500 cfs
Manuscripts
mssMarston papers V091/0065

Dropping into the head of Mile 217 Rapid. Preliminary Bright Angel gauge: 90,500 cfs
Manuscripts
mssMarston papers V091/0066

The "Cactus" at the left bank at Mile 70. Preliminary Bright Angel gauge: 75,600 cfs
Manuscripts
mssMarston papers V058/0005

The "Cactus" at the left bank at Mile 70. Preliminary Bright Angel gauge: 75,600 cfs
Manuscripts
mssMarston papers V058/0006

