This was probably Charles Slack, born on 28 April 1847 at Bawtry, Yorkshire, to parents John Slack, a shoemaker, and Elizabeth Lindley.
The 1871 census return records Charles as an insurance agent
The family emigrated to the USA in 1875 where he was a Presbyterian minister (1900).
He married Mary (1842-1923) in 1870 in Ireland. Census returns identify three children.
- John Charles (1874-1930) – a hospital superintendent (1920)
- Annie E (b1875)
- Ida Mae (b18820 – a clerk in a dry goods store (1910)
Charles died on 28 May 1916 at Chicago, Illinois, USA
- 1868 Belfast
- 1869 Portadown
- 1870 disappears
W Leary, Directory of Primitive Methodist Ministers and their Circuits, 1990
Census Returns and Births, Marriages & Deaths Registers