<p><br /> More than 1,000 unidentified bodies found across England and Wales over the past 50 years could be named as a result of a sweeping cold case review.<br /> </p><p><br /> Police said they want to "put an end to the story" for many families left bereft by the disappearance of loved ones who have never been traced.<br /> </p><p><br /> Officers have launched 50,000 review using the latest forensic techniques and public appeals aimed at putting names on the files of non-suspicious deaths.<br /> </p><p><br /> Officers released sketches of the faces of 18 men and two women found dead on the railways and London Tube network to mark the first stage of the operation today.<br /> </p><p><br /> They were found dead as a result of suicide, accidents and natural causes in London, Hertfordshire, Sussex, Coventry, Essex and Cornwall over the past 35 years.<br /> </p>