Manuscripts
Upstream at foot of Forster Rapid, Mile 123. Approximate gauge: 75,000 cfs
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Downstream at Mile 122.7 into head of Forster Rapid. Approximate gauge: 75,000 cfs
Manuscripts
mssMarston papers V074/0031

Upstream from approximately Mile 122.6. Approximate gauge: 75,000 cfs
Manuscripts
mssMarston papers V074/0030

Upstream from Mile 108.4 to Rotauta Canyon and Stantons Switching Yard. Approximate gauge: 70-75,000 cfs
Manuscripts
mssMarston papers V072/0109

Repairs to motors of "Bootoo" after hitting island at foot of Forster Rapid. Preliminary Bright Angel gauge: 49,800 cfs
Manuscripts
mssMarston papers V074/0048

