Manuscripts
Down Cataract Canyon from about Mile 209. The canyon at left is Y Canyon. The canyon at upper left is Cross Canyon at Mile 208.55
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Down Cataract Canyon from Mile 209.5. Y Canyon is the first canyon on the left and Cross Canyon is just beyond
Manuscripts
mssMarston papers V008/0164
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Y Canyon; Cross Canyon - Mile 208-209
Manuscripts
Professional and personal papers of Otis R. Marston and his collection of the materials on the history of Colorado River and Green River regions.
mssMarston papers

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
Manuscripts
mssMarston papers V006/0073

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

