This primary source comes from the Records of the Environmental Protection Agency.
National Archives Identifier:
544919Full Citation: Cliff Palace is the Largest Remaining Village of the Pre-Columbian Indians. They Lived in the Mesa Verde Area Until Drought Drove them out at the End of the 13th Century; 5/1972; Records of the Environmental Protection Agency, Record Group 412. [Online Version, https://www.docsteach.org/documents/document/cliff-palace-is-the-largest-remaining-village-of-the-precolumbian-indians-they-lived-in-the-mesa-verde-area-until-drought-drove-them-out-at-the-end-of-the-13th-century, May 11, 2024]