Percy Florence Shelley Bysshe Shelley, his namesake, and his wife author Mary Shelley. His elder siblings, consisting of a premature girl who died at few weeks old and a brother and a sister who died in childhood left him as the only surviving child as his mother suffered a miscarriage in 1822. His parents lived in Italy for several years, until his father drowned off Livorno, whereupon his mother moved back to England with him. Mary Shelley never remarried; Percy Florence had no further siblings. He joined Harrow School in 1832, and went up to Trinity College, Cambridge in October 1837. Shelley inherited
Mary Shelley found fault with the edition and claim variously that she miscopied, misinterpreted, purposely obscured, and attempted to turn the poet into something he was not". According to Wolfson, Donald Reiman, a modern editor of Percy Bysshe Shelley's works, still refers to Mary Shelley's editions, while acknowledging that her editing style belongs "to an age of editing when the aim was not to establish accurate texts and scholarly apparatus but to present a full record of a writer's career for the general reader". In principle, Mary Shelley believed in publishing every last word of her husband's work; but she found herself