Basic Details Surname Mathison Forenames William Henry Gender Male Information stated on memorial War First World War (1914-1918) Served or died Died Notes FRANCE KILLED SEPT 4TH 1917 Primary Service As stated on memorial Service (Primary - Stated) Army (British) Unit (Primary - Stated) West Yorkshire Regiment (Prince of Waless Own) Our References Service (Primary - Our reference) British Army Unit (Primary - Our reference) The Prince of Wales's Own (West Yorkshire Regiment) Death and Burial details Manner of death as stated Unknown