Relation to Helman (Halman) Yaakov 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 son of Helman (Halman) Yaakov Blumberg
Harry Leon Baum was born on February 18, 1885, in Warszawa, Mazowieckie, Poland. He married Fannie Katz Baum on June 18, 1916. He died on February 18, 1967, in Dallas, Texas, at the age of 82, and was buried in Fort Worth, Texas.