This primary source comes from the Records of the U.S. Geological Survey.
National Archives Identifier:
517164Full Citation: Camp of the miners of the North Star and Mountaineer lodes. San Juan County, Colorado; 1875; Records of the U.S. Geological Survey, Record Group 57. [Online Version, https://docsteach.org/documents/document/camp-of-the-miners-of-the-north-star-and-mountaineer-lodes-san-juan-county-colorado, May 11, 2024]