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1875 Pebbles carved by sand, Colorado River. Exploration Book Pebbles carved by sand, Colorado River. … |
1875 Rock carved by the Colorado. Exploration Book Rock carved by the Colorado. (1875) |
1875 Perched rock, Rocker Creek, Arizona. Exploration Book Perched rock, Rocker Creek, Arizona. (18 … |
1875 Lava, Lower Sevier, Utah. Exploration Book Lava from valley of Lower Sevier, Utah. … |
1895 Hurricane Fault. Exploration Book The Hurricane Fault. (1895) |
1895 Temples, towers, Rio Virgen. Exploration Book Temples and towers of the Rio Virgen. (1 … |
1895 Grand Canyon, Toroweap. Exploration Book Panorama. Upper view looking east, with … |
1895 Lava flow, Uinkaret. Exploration Book Recent lava flow on the Uinkaret. H.H. N … |
1895 Gable with pinnacles. Exploration Book A gable with pinnacles (Grand Canyon, Ar … |
1895 Niches or panels, Red Wall limestone. Exploration Book Niches or panels in the Red Wall limesto … |
1895 Key to panorama from Point Sublime looki … Exploration Book Key to the panorama from Point Sublime-- … |
1895 Key to panorama from Point Sublime looki … Exploration Book Key to the panorama from Point Sublime-- … |
1895 Key to panorama from Point Sublime looki … Exploration Book Key to the panorama from Point Sublime-- … |
1895 Grand Canon, foot of the Toroweap lookin … Exploration Book Grand Canyon at the foot of the Toroweap … |
1879 Bird's eye view of the Black Hills to il … [Exploration Book, Regional Atlas] Bird's eye view of the Black Hills to il … |
1864 Valley and City of Mexico Exploration Book Valley and City of Mexico. Lith. of Majo … |
1864 Popocatepetl. Iztaccihuatl Exploration Book Popocatepetl. Iztaccihuatl. Lith. of Maj … |