 Although Byron was convicted, Dickens's defence was so spirited that she was given a reduced prison sentence due to public petition.Humphreys was appointed Counsel for the Crown at the Middlesex and North London sessions in 1905, a junior Treasury Counsel (or 'Treasury Devil') to the Crown at the Central Criminal Court in 1908, and was appointed one of three senior Treasury Counsel in 1916.In 1910 Humphreys appeared as Junior Counsel in the prosecution of H. H. Crippen for the murder of his wife, Cora Henrietta Crippen; and in 1912 he appeared for the prosecution against Frederick Seddon, who was found guilty of poisoning Eliza Mary Barrow.