Elster's Folly by Mrs. Henry Wood is about the youngest son in a noble family, Percival Elster. His folly is indecisiveness which, in the context of the novel, means that he is easily bullied. The novel is a domestic drama that shows the unfortunate consequences of Elster's indecisiveness. (Goodreads)
Ellen Wood (née Price; 17 January 1814 – 10 February 1887), was an English novelist, better known in that respect as Mrs. Henry Wood. She is remembered most for her 1861 novel East Lynne, but many of her books became international bestsellers and widely known in the United States. She surpassed the fame of Charles Dickens in Australia. (Wikipedia)