Author:Frank Hall Knowlton

Works

 * A catalogue of the Cretaceous and Tertiary plants of North America (1898)
 * The mining districts of the Idaho basin and the Boise ridge, Idaho (1898)
 * Fossil flora of the Yellowstone National Park (1899)
 * Status of the Mesozoic floras of the United States (1900)
 * Fossil flora of the John Day basin, Oregon (1902)
 * Birds of the world; a popular account (1909)
 * Remarks on the fossil turtles accredited to the Judith river formation (1911)
 * The Tertiary gravels of the Sierra Nevada of California (1911)
 * The Jurassic flora of Cape Lisburne, Alaska (1914)
 * Contributions to the geology and paleontology of San Juan County, New Mexico (1916)
 * Geology and paleontology of the Raton mesa and other regions in Colorado and New Mexico (1917)
 * The Laramie flora of the Denver basin, with a review of the Laramie problem (1922)
 * Plants of the Past: A Popular Account of Fossil Plants (1927)