Living in Bakalarzewo, Suwalki, Poland at the time of the birth of several of his children. Married to Chaya Feiga Borofsky (Borowska). His marriage to Chaya Feige is recorded in 1871 in Bakalarzewo. His father's name is given as Chaim Berko and his mother's name is given as Golda Centnerszwer, although his mother was Sulka Margolis. Chaya Feige's name is recorded as "Chasia".

Children:

1. Leib 1871 Bakalarzewo
2. Chaim Ber, 1873 Bakalarzewo. Named after his grandfather, R' Chaim Ber(ko) Sterling.
3. Icko, 1875 Bakalarzewo ("Isaac"). Died in 1875. Isaac and Jacob were twins it seems.
4. Jankiel, 1875 Bakalarzewo ("Jacob")
5. Tanchel, 1877 Bakalarzewo
6. Sulka, 1883 Bakalarzewo. Named after her grandmother, Sulka Margolis.

Source

• Jewish Records Indexing - Poland, in [www.jewishgen.org Jewish Gen]