1Adam Koberstein household, 1920 U.S. cencus, PA, 19 Jan 2000. "Adam Koberstens 58, 1861
Anna Koberstens 598, 1861.".21900 U.S. Federal Census, PA, 1 Oct 2004.
11930 U.S. Federal Census, Pennsylvania, ancestry.com. "Age in 1930 was 68 giving birth year of about 1862 and age at first marriage is given as 24 make the marriage year about 1886."
2Adam Koberstein household, 1920 U.S. cencus, PA, 19 Jan 2000. "Adam Koberstens 58, 1861
Anna Koberstens 598, 1861.".31900 U.S. Federal Census, PA, 1 Oct 2004.
1John Koberstein household, 1920 U.S. cencus, PA, 19 Jan 2000. "John Koberstein, 33, 1887
Minnie Koberstein, 38, 1882.".2John Koberstein birth, 6 Aug 1886 Philadelphia City Archive, Register 57 month of August, 29 Jul 2000, Philadelphia City Archives, 3101 Market Street, Philadelphia, PA 19104. "John Koberstein born on August 6, 1886 in Philadelphia to Adam and Anna Koberstein.".
3Social Security Death Index, 29 Jul 2000, Social Security Death Index. "Birth August 6, 1886 and death on Feb 1965 with a residence of Cherry Hill, Camden, New Jersey.".
11930 U.S. Federal Census, Pennsylvania, ancestry.com. "John birth age given as 45 which gives a calculated birth year of about 1885, and age at first marriage is given as 20 which gives a caluculated marriage year of 1905."
2John Koberstein household, 1920 U.S. cencus, PA, 19 Jan 2000. "John Koberstein, 33, 1887
Minnie Koberstein, 38, 1882.".
1Death Certificate Philadelphia, Philadephia, Pennsylvania, ancestry.com.
11900 U.S. Federal Census, PA, 1 Oct 2004.
1George Koberstein household, 1920 cencus soundex, 19 Jan 2000. "George Koberstein, 26, 1894
Alice Koberstein, 27, 1893.".2Pennsylvania Social Security Death Index, SSDI. "GEORGE KOBERSTEIN, born on 5 Jul 1893, died on May 1965, residence of New Jersey, Social Security number of 163-03-9992, issued in PA (Before 1951).". "Name: George Koberstein
SSN: 163-03-9992
Last Residence: New Jersey
Born: 5 Jul 1893
Died: May 1965
State (Year) SSN issued: Pennsylvania (Before 1951 )."
11930 U.S. Federal Census, Pennsylvania, ancestry.com. "Age at first marrage given as 22 thus giving calculated marriage of about 1908."
21920 U.S. Federal Census PA, 1 Oct 2004.
3George Koberstein household, 1920 cencus soundex, 19 Jan 2000. "George Koberstein, 26, 1894
Alice Koberstein, 27, 1893.".
1Adam Koberstein household, 1920 U.S. cencus, PA, 19 Jan 2000. "Adam Koberstens 58, 1861
Anna Koberstens 598, 1861.".21900 U.S. Federal Census, PA, 1 Oct 2004.
11930 U.S. Federal Census, Pennsylvania, ancestry.com. "Age given as 45 thus giving a caluculated birth year of about 1885 and age at first marriage given as 30 givng a calculated marriage year of about 1915."
2Adam Koberstein household, 1920 U.S. cencus, PA, 19 Jan 2000. "Adam Koberstens 58, 1861
Anna Koberstens 598, 1861.".
11900 U.S. Federal Census, PA, 1 Oct 2004.
2Philadelphia Inquirer. "Death announcement of Katharine Koberstein daugher of Adam and Ann Koberstein. Date: 1918-06-01; Paper: Philadelphia Inquirer, Page 14."