in the 1760s charles, 9th viscount, employed capability brown to re-landscape the park. the work was continued by his widow frances, née shepheard, who rebuilt the south wing, and lived at temple newsam until her death in 1807. their eldest daughter isabella, marchioness of hertford was for a time mistress of the prince of wales (later george iv), and in 1806 he visited temple newsam and presented her with chinese wallpaper and the moses tapestries. lady hertford inherited the house in 1807 and passed it on to her younger sister frances, wife of lord william gordon, on her own death in 1834.