(WEST.) [Powell, John Wesley.] Exploration of the Colorado River of the West and its Tributaries. Folding map and folding plan in rear pocket, 80 plates. [4], xi, 291 pages. 4to, rebacked with original backstrip laid down, moderate wear; foxing, wear to fore-edge of last 5 leaves, short separations along map folds; library inscription on front pastedown. Graff 3336; Howes P528; Sabin 64753. Washington, 1875
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