Robert T Osterthaler and Donna Cooper were married on December 18, 1970 in Webb County, Texas.
At the time of their marriage, Robert was 23 and Donna was 20. This marriage was recorded with State File Number 136187.
If still married, Robert and Donna would be celebrating 56 years of marriage in 2026.
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To obtain a certified copy of the marriage certificate, contact the Webb County Clerk's Office or the Texas DSHS Vital Statistics office.