Manuscripts
Crew of the float trip watch the baloney carrying the party from the Chicago Field Museum past Separation Canyon
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Walking up Separation Canyon after ending the float trip from 209 Mile Canyon to Separation
Manuscripts
mssMarston papers V097/0070

Floating into Separation Canyon from the trip down from 209 Mile Canyon
Manuscripts
mssMarston papers V097/0014

Stereoscopic air views of Separation Rapids photographed prior to the 1937 Carnegie-Caltech party's trip
Manuscripts
mssMarston papers V097/0082.02

Stereoscopic air views of Separation Rapids photographed prior to the 1937 Carnegie-Caltech party's trip
Manuscripts
mssMarston papers V097/0083.01

The float trip from Mile 209 to Separation Canyon passes Mile 215
Manuscripts
mssMarston papers V091/0002
