He died at a very young age in 1822 after a boating accident leaving a wife Mary Wollstonecraft Shelley and a son. When Sir Timothy died in 1844 Lady Elizabeth left Field Place and moved to Elcot House with her two unmarried daughters Hellen and Margaret. Soon after _she_ moved there Mary Wollstonecraft Shelley visited them to discuss her son's inheritance. <sep>, Pronoun: she <sep>, A: Hellen <sep>, B: Margaret