Manuscripts
Up the Yampa River from Harpers Corner. Steamboat Rock at lower center
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Echo Park and The Blade or Steamboat Rock. East from Harper's Corner
Manuscripts
mssMarston papers V112/0113

The Blade or Steamboat Rock. From Dinosaur National Monument. The mouth of the Yampa is lower right
Manuscripts
mssMarston papers V112/0048

The Echo wall of Steamboat Rock; mouth of Yampa River on right
Manuscripts
mssMarston papers V112/0076

Green River Investigation: Lower End of Steamboat Rock at Mouth of Yampa
Manuscripts
mssMarston papers V111/0163.04

Steamboat Rock at left from Harpers Corner. Pool Creek is right and Sand Canyon upper
Manuscripts
mssMarston papers V112/0051
