Complex sentence: In August he determined upon returning to Norwich, and after two months of much suffering died on 15 Nov.1788, being buried at North Walsham on 20 Nov. near his parents and two sisters.
Split into simpler sentences: In August he decided to return to Norwich, and after two months of suffering died on 15 November 1788. Headley was buried at North Walsham on 20 November near his parents and two sisters.