Manuscripts
Down Cataract Canyon from the rim near Mile 210.5 to Tilted Park. The mouths of Y and Cross Canyon are upper left center. The slump block is upper right
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Down Cataract Canyon from about Mile 110 1/2 to Tilted Park with the mouths of Y and Cross Canyons left of center and the slump block at right
Manuscripts
mssMarston papers V006/0074
Across Surprise Valley to Cataract Canyon and Y and Cross Canyons. The tilt block opposite the mouth of Y Canyon is left of center
Manuscripts
mssMarston papers V008/0100
Serpentine Canyon left of upper center and Serpentine Canyon Rapid at its mouth which is at Mile 105.9. The cross canyons at left are at Mile 105.6
Manuscripts
mssMarston papers V071/0022
