Official records for Richmond kept January 1887 to December 1910 at downtown, Chimborazo Park from January 1911 to December 1929, and at Richmond Int'l since January 1930. For more information, see Threadex
richmondgov.com
City Connection, Office of the Press Secretary to the Mayor. Richmondgov.com. January–March 2010 edition. Retrieved February 8, 2010.