Manuscripts
Mouth of Johns Canyon on the San Juan River. Mile 82.4 to 83.2. Approximate gauge: 900 cfs
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Government Rapid; San Juan River. Mile 77.6. Approximate gauge: 900 cfs
Manuscripts
mssMarston papers V125/0081

Zahns Camp, San Juan River. Mile 41.95. Approximate gauge: 900 cfs
Manuscripts
mssMarston papers V125/0172

One Mile Canyon on the San Juan River. Approximate gauge: 12,000 cfs
Manuscripts
mssMarston papers P006/0421

Mouth of the San Juan River; approximate gauge San Juan 12,000; Colorado 23,000
Manuscripts
mssMarston papers P006/0691

San Juan loops. Mile 3 to Mile 7.5. Approximate gauge: 12,000 cfs
Manuscripts
mssMarston papers V128/0163
