John Slack (1775-1833)
John Slack was born at Belton near Epworth in Lincolnshire. He was converted at the age of nineteen and joined the Methodist society. He entered the itinerancy in 1799 and exercised an active circuit ministry in the North of England until February 1833 when he was struck down by an attack of paralysis. His condition worsened dramatically on 27 April 1833 and he died the following afternoon.
Source: Minutes of Conference 1833 and Hill's Arrangement 1827