He enlisted in the 4th Battalion of the Worcestershire Regiment (Service No. 28656) and at the time of his death held the rank of Lance Corporal. He served in France and Flanders and was awarded the Victory and British War medals. He died of wounds in a military hospital in France on 29th August 1917 and was buried at Etaples Military Cemetery, Pas de Calais, France (grave id. XXII.R.12A). He is remembered on the Park Walk War Memorial and on the Holy Trinity Memorial, now in St. Peter's Church, Shaftesbury. Harry's mother had died in 1914 and was buried in the Holy Trinity Churchyard. Following Harry's death the following inscription was added to the kerb surrounding her grave:
Also of our brother, Harry, who died from wounds in France, Aug: 29th.1917, aged 22.
As a former pupil his name was also included on the Shaftesbury Grammar School memorial, now in Shaftesbury School. During the war a hand written list was compiled of Shaftesbury Grammar School old boys serving in the armed forces. An asterix can be seen next to Harrys name, indicating that he had died. The board is now at Gold Hill Museum.
Shaftesbury Grammar School Magazine, November 1917