premise: John Deighton was forced to pursue other lines of work outside of tending his bar.
hypothesis: John Deighton . By 1864 , Deighton was forced to pursue other lines of work as he developed health problems ( swelling of the legs and feet ) . But in 1867 when Deighton went out of town to visit the hot mineral springs near Harrison Lake , he entrusted the bar to an old shipmate , an American .