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- Final Construction Report, South Fork Merced River Bridge, Yosemite Project 2-B2, 1 April 1934.
- Greene, Linda Wedel. National Register of Historic Places nomination for the Wawona Tunnel, March 1989.
- Leavitt, E. P. Acting Superintendent's Monthly Report, September 1925.
- Acting Superintendent's Monthly Report, November 1926.
- Acting Superintendent's Monthly Report, July 1927.
- Acting Superintendent's Monthly Report, October 1927.
- Acting Superintendent's Monthly Report, June 1928.
- Acting Superintendent's Monthly Report, August 1928.
- Acting Superintendent's Monthly Report, October 1928.
- Acting Superintendent's Monthly Report, November 1928.
- Acting Superintendent's Monthly Report, July 1930.
- Lewis, Washington Bartlett. Superintendent's Monthly Report, March 1924.
- Superintendent's Monthly Report, May 1925.
- Superintendent's Monthly Report, October 1925.
- Mariposa County Board of Supervisors minutes, 3 May 1875, Supervisor's Book B.
- Minutes, 7 July 1873, Supervisor's Book B, 656-57.
- National Park Service, "General Landscape Plan for Wawona," 1925, Yosemite National Park Maintenance and Engineering Office.
- Press release, Wawona Road Reconstruction, September 1930. Yosemite Research Library collection.
- Project Completion Report 60, Clearing of Wawona Road, April 1931. Yosemite National Park Maintenance and Engineering Office.
- Completion Report 159, Minor Road Improvements and Oiling, 1934. Yosemite National Park Maintenance and Engineering Office.
- Project Completion Report 161, Armor Coat Paving, Mariposa Grove Road, September 1934. Yosemite National Park Maintenance and Engineering Office.
- Project Completion Report #374, Resurfacing of Glacier Point and Wawona Roads, November 1960. Yosemite National Park Maintenance and Engineering office.
- Roach, T. M. Final Construction Report on the Wawona Road, Grading, Grouse Creek-Turtleback Dome section, Yosemite National Park, Mariposa County, California, 17 February 1932.
- Taylor, O. G. Acting Superintendent's Monthly Report, October 1926.