Relation to Irving Katz, Jr.Sarah (Sora) Blumberg, the mother of Helman (Halman) Yaakov Blumberg, the father of Louis Eliel Blumberg, the father of Marjorie Ruth Blumberg Katz, the wife of Ellis Katz, the son of Robert E Katz, the brother of Irving Katz, the father of Irving Katz, Jr.