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1875 Chocolate Butte, Paria Creek … Exploration Book Chocolate Butte, Paria Creek … |
1875 Marble Canon, Colorado River … Exploration Book Marble Canon, Colorado River … |
1895 Marble Canyon. Exploration Book The Heart of Marble Canyon. … |
1895 Rest, Marble Canyon. Exploration Book Noonday rest in Marble Canyo … |
1895 View Marble Canyon. Exploration Book View of Marble Canyon from V … |
1895 Little Colorado mouth. Exploration Book At the mouth of the Little C … |
1882 Geologic Map Of The Colorado … Geologic Atlas Geologic Map Of The Colorado … |