Relation to Robert Lester BlumbergHarry Leon Baum, the husband of Fannie Katz Baum, the sister of Robert Ellis Katz, the father of Ellis Robert Katz, the husband of Marjorie Ruth Blumberg Katz, the daughter of Louis Eliel Blumberg, the brother of Reuben Amon Blumberg, the father of Robert Lester Blumberg