Public information, by definition, is not private.
YTTERVIK, JORGEN was born 28 September 1925, received Social Security number 165-26-0569 (indicating Pennsylvania) and, Death Master File says, died June 1984
Source: Death Master File (public domain). Check
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YTTERVIK, KNUT was born 5 April 1921, received Social Security number 535-30-0540 (indicating Washington) and, Death Master File says, died November 1972
Source: Death Master File (public domain). Check
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for KNUT YTTERVIK. [$]
YTTERVIK, TWILA I. was born 7 May 1925, received Social Security number 533-22-2664 (indicating Washington) and, Death Master File says, died 4 December 2010
Source: Death Master File (public domain). Check
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for TWILA I YTTERVIK. [$]
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