From the brink of the Permian Cliff - a Permian butte in the foreground, the Vermillion Cliffs in the distance, and the Jurassic white sandstone in the extreme background. Chromo-lithographed by Sinclair. Grand Canyon District, Mohave County, Arizona . Circa 1877. Plate 23, in U.S. Geological Survey Monograph 2, 1882.
From the brink of the Permian Cliff - a Permian butte in the foreground, the Vermillion Cliffs in the distance, and the Jurassic white sandstone in the extreme background. Chromo-lithographed by Sinclair. Grand Canyon District, Mohave County, Arizona . Circa 1877. Plate 23, in U.S. Geological Survey Monograph 2, 1882.
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