Public information, by definition, is not private.
RIVERA-BARRA, JULIO was born 27 July 1923, received Social Security number 581-56-5299 (indicating Puerto Rico) and, Death Master File says, died 11 December 2003
Source: Death Master File (public domain). Check
Archives.com
for JULIO RIVERA-BARRA. [$]
RIVERA BARRA, PETRA was born 9 September 1942, received Social Security number 334-58-4780 (indicating Illinois) and, Death Master File says, died 5 November 2010
Source: Death Master File (public domain). Check
Archives.com
for PETRA RIVERA BARRA. [$]
RIVERA BARRA, RAFAEL was born 15 September 1947, received Social Security number 584-05-3120 (indicating Puerto Rico) and, Death Master File says, died 1 August 2011
Source: Death Master File (public domain). Check
Archives.com
for RAFAEL RIVERA BARRA. [$]
Check all your genealogy names on SortedByName.com and Sorted By Date.com. Bookmark the site.