Francisco Ontañón La actual M-30 (Madrid) (The M-30 Ring Road Today [Madrid]) 1963 (May) / Posthumous print, 2013
Francisco Ontañón Ermita de San Isidro (Madrid) (San Isidro Chapel [Madrid]) 1963 (May) / Posthumous print, 2013
Francisco Ontañón Iglesia de San Ginés, calle Arenal (Madrid) (San Ginés Church, on Arenal Street [Madrid]) 1964-1965 (circa) / Posthumous print, 2013