Sep. 7, 1867 Anaheim Orange County California, USA
Daughter of Juan Pedro Pacifico Ontiveros and Maria Martina del Carman Osuna. First wife of August Fredrick Langenburger, married 10 Febuary 1850. Their children were. Ernesto Gulliermo Frederico Mar. 1851, Adlelaida Carrolina Jan. 1853, Maria Regina 11 Jan. 1854, Martina Adelaya 15 Dec. 1855, Charles 12 Apr. 1858, John 1860-1896, Albert 1862-1896.
Petra was born at Rancho Santa Gertrudis where her father served as Mayordomo.