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KONCZA, HALINA D. was born 12 March 1926, received Social Security number 335-28-7371 (indicating Illinois) and, Death Master File says, died 2 February 2012
Source: Death Master File (public domain). Check
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KONCZA, LOUIS was born 13 April 1922, received Social Security number 337-26-4328 (indicating Illinois) and, Death Master File says, died 30 December 2013
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KONCZA, LUDWIKA was born 5 September 1887, received Social Security number 054-42-2151 (indicating New York) and, Death Master File says, died February 1980
Source: Death Master File (public domain). Check
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KONCZA, S was born 25 April 1931, received Social Security number 301-24-4791 (indicating Ohio) and, Death Master File says, died December 1988
Source: Death Master File (public domain). Check
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