Ruth Teitelbaum was one of the world's first computer programmers. She was the second of two children, and the only daughter, born to Sarah and Simon Lichterman.
"New York State Census, 1925," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:KS93-RND : 8 November 2014), Ruth Lichterman, New York, A.D. 07, E.D. 03, Bronx, New York, United States; records extracted by Ancestry and images digitized by FamilySearch; citing p. 5, line 04, New York State Archives, Albany.
"United States Census, 1930," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:X7DG-D64 : accessed 13 February 2022), Ruth Lichterman in household of Simon Lichterman, Bronx (Districts 251-500), Bronx, New York, United States; citing enumeration district (ED) ED 316, sheet 34B, line 71, family 744, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 1473; FHL microfilm 2,341,208.
"United States Census, 1940," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:KQM4-MYY : accessed 3 November 2017), Ruth Lichterman in household of Simon Lichterman, Assembly District 4, Bronx, New York City, Bronx, New York, United States; citing enumeration district (ED) 3-549, sheet 5A, line 25, family 88, Sixteenth Census of the United States, 1940, NARA digital publication T627. Records of the Bureau of the Census, 1790 - 2007, RG 29. Washington, D.C.: National Archives and Records Administration, 2012, roll 2474.
"Texas, Death Index, 1964-1998," index, FamilySearch (https://familysearch.org/pal:/MM9.1.1/JVTD-PZQ : accessed 12 Sep 2014), Ruth L Teitelbaum, 09 Aug 1986; citing Dallas, Texas, United States, Department of State Health Services, Austin.