Relation to Robert Lester BlumbergSarah (Sora) Blumberg, the mother of Helman (Halman) Yaakov Blumberg, the father of Reuben Amon Blumberg, the father of Robert Lester Blumberg
Sarah (Sora) Blumberg was born in May 1838 in Russia. She married Max (Mordkhel) (Mordecai) Blumberg in 1856. They had eight children in 26 years. She died in 1900 at the age of 62.