| Name | William Richard Siebecker |
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| Sex | male |
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| Birth Date | January 7, 1933 |
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| Death Date | August 1, 1988 |
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| Age at Death | 55 years, 6 months, 25 days old |
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| Birth Place | California |
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| Death Place | San Mateo County, California |
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| Mother's Maiden Name | Shelton |
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| Social Security Number | 572-36-2730 |
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