Relation to Rosalyn Cohen ResetIsaac (Ivan) Louis "Ike" Epstein, the husband of Alice Blumberg Epstein, the sister of Louis Eliel Blumberg, the father of Marjorie Ruth Blumberg Katz, the wife of Ellis Robert Katz, the son of Ethel Miller Katz, the sister of Lena S Miller, the mother of Rosalyn Cohen