This name is on St Mark's War Memorial, Kennington Oval, London SE11F. Chalcroft (Frederick Basil Chalcroft) Service no A/1728 Corporal, King's Royal Rifle Corps, 9th Battalion Killed in action 25 September 1915 Remembered at Ypres (Menin Gate) Memorial, Belgium Soldiers Died in the Great War gives Luton as his birthplace.
Frederick Chalcroft's brother William Chalcroft also died. Frederick was about 38 when he died.