Manuscripts
Route up to lava cap at Lava Cliff. Rapid used for portage of dunnage. Grand Canyon. Mile 246
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Spencer Canyon; Lava Cliff Rapid - Mile 246-247
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

Across head of Lava Cliff Rapid at mouth of Spencer Creek, Mile 246. Galloway called this Diamond Creek in error
Manuscripts
mssMarston papers V141/0090



