Date: 1 Jan 1969
Rachel Ross was murdered in Ayr. A man was convicted of her murder in 1969 but pardoned after it was revealed that police had falsified evidence and rigged an identity parade. It was heard that two other men had confessed to the murder but they had both since died.
see Amanda Haigh, Parliamentary Staff. "Meehan murder evidence was planted, MP says." Times [London, England] 8 Dec. 1982: 4. The Times Digital Archive. Web. 7 Apr. 2013.