Amy Hayes, "Jesse James: The Confederate Guerrilla And Notorious Outlaw," The Collector, May 14, 2023.

  Colin Woodard, "How The Myth Of the American Frontier Got Its Start," Smithsonian (January/February 2023).

  Richard Grant, "The Lost History Of Yellowstone," Smithsonian (January 2021).

  Susan Cook, "The Hidden Legacy Of The Homestead Act," Magellan TV (February 18, 2019).

James P. Ronda, "America's Frontier Forever Changed," American Heritage, 58 (Spring/Summer 2008).

Frederick Jackson Turner, "The Significance Of The Frontier In American History" (1893).

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