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       Author Hague, Arnold Full Title Crandall Sheet. Geology Sheet VIII. Monograph XXXII. Yellowstone National Park. U.S. Geological Survey. Charles D. Walcott, Director. 1904. Julius Bien & Co. Lith. N.Y. A. H. Thompson, Geographer. Triangulation and Topography by Frank Tweedy. Surveyed in 1893. Geology by Arnold Hague, Geologist in charge, Assisted by Joseph P. Iddings and Thomas A. Jaggar Jr., Surveyed in 1893 and 1897. Publisher United States Geological Survey Author Hague, Arnold Full Title Ishawooa Sheet. Geology Sheet XV. Monograph XXXII. Yellowstone National Park. U.S. Geological Survey. Charles D. Walcott, Director. 1904. Julius Bien & Co. Lith. N.Y. A. H. Thompson, Geographer. Triangulation and Topography by Frank Tweedy. Surveyed in 1893. Geology by Arnold Hague, Geologist in charge, Assisted by Thomas A. Jaggar Jr., Surveyed in 1893 and 1897. Publisher United States Geological Survey Author Hague, Arnold Full Title Yellowstone National Park and Portion of Yellowstone Forest Reserve. Geology Sheet XVII. Monograph XXXII. Yellowstone National Park. U.S. Geological Survey. Charles D. Walcott, Director. 1904. Julius Bien & Co. Lith. N.Y. Geology by Arnold Hague, Geologist in charge, Assisted by Joseph P. Iddings, Walter Harvey Weed, George M. Wright, and Thomas A. Jaggar Jr. Publisher United States Geological Survey Author Hague, Arnold Full Title The Shores of Yellowstone Lake. Geology Sheet XXVII. Monograph XXXII. Yellowstone National Park. U.S. Geological Survey. Charles D. Walcott, Director. 1904. Julius Bien & Co. Lith. N.Y. A.H. Thompson, Geographer. Topography by Frank E. Grove, Philip Sawyer under charge of Frank Tweedy. Suveryed in 1889. Arnold Hague, Geologist in charge. Geology by Walter Harvey Weed. Publisher United States Geological Survey 
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