National Register of Historic Places - Texas Historical Commission
Park Archives: Historical Documents
National Register of Historic Places
National Register of Historic Places
National Register Content and Copyright - National Register of Historic Places (U.S. National Park Service)
How the Green Book Helped African-American Tourists Navigate a Segregated Nation, At the Smithsonian
Green Book Properties Listed in the National Register of Historic Places (U.S. National Park Service)
Green Book Properties Listed in the National Register of Historic Places (U.S. National Park Service)
Green Book Properties Listed in the National Register of Historic Places (U.S. National Park Service)
How the Green Book Helped African-American Tourists Navigate a Segregated Nation, At the Smithsonian
Green Book Historic Context and AACRN Listing Guidance (African American Civil Rights Network) (U.S. National Park Service)
Agency (NPS) History