There is a discrepancy in death dates for Elizabeth. Her headstone reads 1861, yet she appears with the family in the 1870 census. Supposedly her husband, David, had remarried by that time, so it is likely that the census record is a mistake.
Year: 1860; Census Place: Jennings, Fayette, Indiana; Roll: M653_256; Page: 605; Image: 605; Family History Library Film: 803256. ----- Name: Elizabeth Petro Age in 1860: 25 Birth Year: abt 1835 Birthplace: Indiana Home in 1860: Jennings, Fayette, Indiana Gender: Female Post Office: Alquina