Browsing by Author "Hills, R. C. (Richard Charles), 1848-1923."
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Item The Huerfano Lake Basin, southern Colorado, and its Wind River and Bridger fauna. Bulletin of the AMNH ; v. 9, article 21.(New York : Published by order of the Trustees, American Museum of Natural History, 1897) Osborn, Henry Fairfield, 1857-1935.; Hills, R. C. (Richard Charles), 1848-1923.; Wortman, Jacob Lawson.Item New titanotheres of the Huerfano. Bulletin of the AMNH ; v. 41, article 15.(New York : Published by order of the Trustees, American Museum of Natural History, 1919) Osborn, Henry Fairfield, 1857-1935.; Granger, Walter, 1872-1941.; Olsen, George, d. 1939.; Hills, R. C. (Richard Charles), 1848-1923.