This primary source comes from the Records of the Office of the Chief of Engineers.
National Archives Identifier:
305586Full Citation: Sketch of the Site of the O[pe]rations of the 10th, 11th, & 12th, July 1861, at Rich Mountain near Beverly, Randolph Co., [West] Virginia, between the U. S. Forces under Major Gen. Geo. McClellan and ; 7/10/1861 - 7/12/1861; Records of the Office of the Chief of Engineers, Record Group 77. [Online Version, https://www.docsteach.org/documents/document/sketch-of-the-site-of-the-o[pe]rations-of-the-10th-11th-12th-july-1861-at-rich-mountain-near-beverly-randolph-co-[west]-virginia-between-the-u-s-forces-under-major-gen-geo-mcclellan-and-the-confederat, May 8, 2024]