Burke and Hare murders doctors, the Burkes and Hares were charged with murder. As part of his investigation Christison interviewed Knox, who asserted that Burke and Hare had watched poor lodging houses in Edinburgh and purchased bodies before anyone claimed them for burial. Christison thought Knox was "deficient in principle and heart", but did not think he had broken the law. Although the police were sure murder had taken place, and that at least one of the four was guilty, they were uncertain whether they could secure a conviction. Police also suspected there had been other murders committed, but the lack of bodies hampered
Trams in Edinburgh Princes Street and Leith Walk, to Bernard Street, Leith, replacing a horse-drawn carriage service. Edinburgh Northern Tramways began the first cable-hauled tram services in January 1888. The Levenhall to Port Seton section was replaced by motor buses. Expansion in the 1930s added routes Gorgie to Stenhouse, Braids to Fairmilehead and North Gyle to Maybury. At the time of closure, the total tram route was 47 miles long. The Corporation's last electric tram ran on 16 November 1956. After six years in which the controversial scheme suffered from long delays and over-spending, the new Edinburgh Trams system finally began operation on