F. E. Smith, 1st Earl of Birkenhead this income even after he took less well-paid government positions in later years, something of which he would bitterly complain. In one of the best-known cases in which Smith was involved he successfully defended Ethel le Neve, mistress of Hawley Harvey Crippen ("Dr Crippen") against a charge of murder. Le Neve was accused of killing Crippen's wife. Crippen was tried separately and convicted. Smith twice unsuccessfully stood for Parliament in Liverpool, for Scotland division in a by-election in 1903, and for Walton division in 1905 before he entered the House of Commons representing Walton in 1906. He attracted attention by
Optography 1877, when Berlin police photographed the eyes of murder victim Frau von Sabatzky, on the chance that the image would assist in solving the crime. In 1888, London police officer Walter Dew—later known for catching the murderer Dr Crippen—recalled optography being attempted on Mary Jane Kelly in what he called a "forlorn hope" of catching her suspected killer, Jack the Ripper. Ripperologist James Stewart-Gordon believed the technique was attempted on Annie Chapman as well. W.C. Ayres, an American physician who assisted Kühne in his laboratory and translated his papers into English, dismissed the theory that optography on a human eye