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JERSCHOV, LEONID was born 31 October 1918, received Social Security number 549-56-1680 (indicating California) and, Death Master File says, died 30 May 1992
Source: Death Master File (public domain). Check
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JERSCHOV, OLGA was born 28 April 1922, received Social Security number 573-78-3062 (indicating California) and, Death Master File says, died 6 July 1993
Source: Death Master File (public domain). Check
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JERSCHOV, PETER was born 15 August 1953, received Social Security number 547-98-0649 (indicating California) and, Death Master File says, died October 1980
Source: Death Master File (public domain). Check
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