^Sledge, John; Steven M. Kay (October 1, 1990). "Walker, Joseph M., House". National Register of Historic Places Registration Form. National Park Service. Archived(PDF) from the original on March 17, 2014. Retrieved March 16, 2014. See also:"Accompanying photos". Archived(PDF) from the original on March 17, 2014. Retrieved March 16, 2014.