"Nicolás López". Handbook of Texas Online. Texas State Historical Society. June 15, 2010. Retrieved December 12, 2010.
Smith, Julie Cauble (June 15, 2010). "The Ronquillo Land Grant". Handbook of Texas Online. Texas State Historical Society. Retrieved December 12, 2010.
Smith, Julie Cauble (June 12, 2010). "Fort Leaton". Handbook of Texas Online. Texas State Historical Society. Retrieved December 12, 2010.
Smith, Julie Cauble (June 12, 2010). "Fort Leaton State Historic Site". Handbook of Texas Online. Texas State Historical Society. Retrieved December 12, 2010.
Smith, Julie Cauble (June 12, 2010). "Milton Faver". Handbook of Texas Online. Texas State Historical Society. Retrieved December 12, 2010.
Smith, Julie Cauble (June 15, 2010). "Presidio County". Handbook of Texas Online. Texas State Historical Society. Retrieved December 12, 2010.
Smith, Julie Cauble (June 15, 2010). "Presidio County, Texas". Handbook of Texas Online. Texas State Historical Association. Retrieved December 12, 2010.
Smith, Julie Cauble (June 15, 2010). "Marfa Lights". Handbook of Texas Online. Texas State Historical Society. Retrieved December 12, 2010.