• He appeared in the 1910 census on 30 Apr 1910 in Pittsburgh, Allegheny, PA. 6
• He appeared in the 1920 census on 9 Jan 1920 in Pittsburgh, Allegheny, PA. 7
• He was naturalized on 16 May 1923 in Pittsburgh, Allegheny, PA. 8
• He appeared in the 1930 census on 4 Apr 1930 in Ambridge, Beaver, PA. 9
Mathias married Helen Susan KRAINAK on 19 Nov 1907 in St. George, Pittsburgh, PA.1 (Helen Susan KRAINAK was born on 30 Jun 1888 in Wagendrussel (Mereny), Slovakia 3 and died on 29 Jun 1961 in Ambridge, Beaver, PA 1.)
Sources
1
James O'Hara, O'Hara Family GEDCOM, (25 Jan 2001).
2
St. Mary Magdalene Parish Register, Christening Records, 1807-1886, (Ober Metzenseifen, Slovakia (LDS Film 2010722)).
3
James O'Hara, Oral Interview of Louise Marie Eiben O'Hara.
5
Pennsylvania, Allegheny County, 1930 U.S. Census, Population Schedule, (Washington, D.C., National Archives and Records Administration), ED 4-16, Sheet 5, Line 7.
6
Pennsylvania, Allegheny County, 1910 U.S. Census, Population Schedule, (Washington, D.C., National Archives and Records Administration), ED 521, Sheet 15, Line 96.
7
Pennsylvania, Allegheny County, 1920 U.S. Census, Population Schedule, (Washington, D.C., National Archives and Records Administration), ED 613, Sheet 8, Line 97.
8
District Court of the United States, re: Naturalization of Mathias Eiben, (Pittsburgh, PA, 16 May 1923).
9
Pennsylvania, Beaver County, 1930 U.S. Census, Population Schedule, (Washington, D.C., National Archives and Records Administration), ED 4-16, Sheet 5, Line 7.
