1833 Birth:1864 "Mary Clevenstine born April 17th 1833 10 o’clock in the morning."

1850 U.S. Census:1850 Mary enumerated in the household of her father Christian Clevesntine in Walker Township, Centre County, Pennsylvania as a female, age 17.

1852 Marriage:2199 "Marriage in Walker Township, Centre County, Pennsylvania USA by Rev. Wm. R. Yearick, John Decker & Mary Clevenstine on 4th day of Nov. 1852.

1869 Inheritance from Father:1920 Petition of "Jackson Clevenstine, son of Christian Clevenstein late of Walker Township, in the said county deceased . . . represents that the said Christian Clevenstein died on or about the twelgth day of October, Anno Domini, one thousand eight hundred and sixty nine, intestate," . . . " and leaving to survive him five children, viz: Jackson Clevenstein, Harrison Clevenstein, Elizabeth intermarried with Joseph Emerick, Mary intermarried with John Decker and Sarah intermarried with . . . Corl." Each surviving child was seeking one-fifth interest in Christian’s estate.