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  1. Birds of the world; a popular account. With a chapter on the anatomy of birds, by Frederic A. Lucas; the whole edited by Robert Ridgway.
    By: Knowlton, Frank Hall, - Lucas, Frederic A. - Ridgway, Robert,
    Publication info: New York,Holt,1909.
    Contributed by: University of California Libraries (archive.org)
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  2. A catalogue of the Cretaceous and Tertiary plants of North America by Frank Hall Knowlton.
    By: Knowlton, Frank Hall, - United States.
    Publication info: Washington :G.P.O.,1898.
    Contributed by: Canadiana.org (archive.org)
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  3. Contributions to the geology and paleontology of San Juan County, New Mexico. by F.H. Knowlton. 4, Flora of the Fruitland and Kirtland formations /
    By: Knowlton, Frank Hall,
    Publication info: Washington :Govt. Print. Off.,1916.
    Contributed by: Mertz Library, The New York Botanical Garden
    BHL Collections: New York Botanical Garden
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  4. Fossil flora of the John Day basin, Oregon, by Frank Hall Knowlton.
    By: Knowlton, Frank Hall,
    Publication info: Washington,Govt. Print. Off.,1902.
    Contributed by: Mertz Library, The New York Botanical Garden
    BHL Collections: New York Botanical Garden
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  5. Fossil flora of the Yellowstone National Park, by Frank Hall Knowlton.
    By: Knowlton, Frank Hall,
    Publication info: Washington,Govt. Print Off.,1899.
    Contributed by: Mertz Library, The New York Botanical Garden
    BHL Collections: New York Botanical Garden
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  6. The Jurassic flora of Cape Lisburne, Alaska / by F.H. Knowlton.
    By: Knowlton, Frank Hall,
    Publication info: Washington :Govt. Print. Off.,1914.
    Contributed by: Mertz Library, The New York Botanical Garden
    BHL Collections: New York Botanical Garden
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  7. The Laramie flora of the Denver basin, with a review of the Laramie problem,
    By: Knowlton, Frank Hall,
    Publication info: Washington,Govt. print. off.,1922.
    Contributed by: Cornell University Library
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  8. The Laramie flora of the Denver basin. With a review of the Laramie problem, by F. H. Knowlton.
    By: Knowlton, Frank Hall,
    Publication info: Washington,Govt. print. off.,1922.
    Contributed by: Mertz Library, The New York Botanical Garden
    BHL Collections: New York Botanical Garden
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  9. The mining districts of the Idaho basin and the Boise ridge, Idaho / by Waldemar Lindgren. With, A report on the fossil plants of the Payette formation / by Frank Hall Knowlton.
    By: Lindgren, Waldemar, - Knowlton, Frank Hall,
    Publication info: Washington :Govt. print. off.,1898.
    Contributed by: University of California Libraries (archive.org)
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  10. Remarks on the fossil turtles accredited to the Judith river formation, by F. H. Knowlton ...
    By: Knowlton, Frank Hall,
    Publication info: Baltimore, Md. :Williams & Wilkins company,[1911]
    Contributed by: University of California Libraries (archive.org)
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  11. Status of the Mesozoic floras of the United States. First paper: The older Mesozoic, Part II- General geology and paleontology.
    By: Ward, Lester Frank, - Fontaine, William Morris, - Knowlton, Frank Hall, - Wanner, Atreus,
    Publication info: Washington,Govt. Print. Off.,1900.
    Contributed by: Cornell University Library
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