- ^ "National Register of Historic Places: Weekly List Actions". National Park Service, United States Department of the Interior. Retrieved on June 26, 2020.
- ^ Numbers represent an ordering by significant words. Various colorings, defined here, differentiate National Historic Landmarks and historic districts from other NRHP buildings, structures, sites or objects.
- ^ The eight-digit number below each date is the number assigned to each location in the National Register Information System database, which can be viewed by clicking the number.
- ^ Federal and state laws and practices restrict general public access to information regarding the specific location of this resource. In some cases, this is to protect archeological sites from vandalism, while in other cases it is restricted at the request of the owner. See: Knoerl, John; Miller, Diane; Shrimpton, Rebecca H. (1990), Guidelines for Restricting Information about Historic and Prehistoric Resources, National Register Bulletin, National Park Service, U.S. Department of the Interior, OCLC 20706997.
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