Birth record lists her mother’s surname as Orsaba, and she is listed in the 1950 census with Cipriano and Mary Arroyo as his foster daughter, Petra Riso, along with their daughter Cecile Arroyo.
Petra Riso of Hanford in 1972, ’73
Petra Parra of Hanford in 1981 and 1989, when her parents died.
[Obituary] The Fresno Bee - Wednesday, August 21, 2013, pg A14
PARRA
Petra J. Parra, 75, of Lemoore died Aug. 13. She was a homemaker.
Visitation: 4 to 7 p.m. Friday at Phipps-Dale Funeral Chapel. Rosary: 6 p.m. Friday at the chapel.