[5][6] After making 136 league appearances for Bristol City, Sliman joined Second Division club Chesterfield for a £1,738 fee on 4 March 1932.
[8] Sliman finished his career with Southern League club Chelmsford City during the 1938–39 season.
[4] In 1943, during the Second World War, Sliman joined the Royal Air Force Volunteer Reserve and became a flight engineer with No.
[8] On 14 April 1945, Sliman took part in his first bombing mission, targeting a location southwest of Potsdam.
[4] During the return trip to England, Sliman's bomber was attacked by Junkers Ju 88s and he was fatally wounded by cannon fire.