Joseph John Riding (1887-1965 in PA), son of Margaret (b 1870 in PA), do not know Margaret's maiden name. His father Joseph passed away before 1895. Joseph John Riding married to Zoie Culp (b 1888 in PA). They had 9 children between 1913 and 1925. His occupation in 1930 is listed as Pittsburgh City Policeman. Margaret remarried in 1895 to Harry Lowe. Does anyone have information on his mother Margaret's maiden name?