Searching for Ancestors. Margaret Low(e) b. Scotland Father/Mother Thomas Low(e) Helen
Miller. m. John Duff c.1845 Scotland. Ann Low(e) b. Ireland Father John Low(e) m. James B.
Duff c. 1848 Kilkenny, Co. Ireland . Both families came to the USA c. 1848-1850 settled in Iowa.
John and James Duff were brothers.

Any information would be helpful.
Thanks Norman Duff