1 Death certificate, Joseph Unger, Joseph Unger death certificate, Record Type: Certificate of Death, Name Of Person: Jos.
2 Petition 351439, Declaration of Intention 388192, Roll 1252: Page 1203-1204 of 1700; Petitions for Naturalization From the U.S. District Court for the Southern District of New York, 1897-1944; NARA Microfilm Publication M1972; 1457 rolls, Records of District Courts of the United States, Record Group 21; digital images, Ancestry.com, New York, Naturalization Records, 1882-1944 [database on-line]. (http://www.ancestry.com/ : accessed 31 May 2016).
3 Roslyn Unger birth certificate, Birth certificate, Roslyn Unger, Record Type: Birth Certificate, Name Of Person: Roslyn.
4 Nathan Lefsky birth certificate, Birth certificate, Nathan Lefsky, Record Type: Certificate of Birth, Name Of Person: N.
5 Judith E. Kaminski.
6 Steven L. Lubetkin, Judith E. Lefsky, Record Type: Certificate of Marriage.
The New York Times, July 29, 2007, p. 12 or web URL http://www.nytimes.com/2007/07/29/fashion/weddings/29furman.html?_r=1&oref=slogin.