Basic Details Surname Hartley Forenames D A J J Gender Male Information stated on memorial War First World War (1914-1918) Served or died Died Primary Service As stated on memorial Service (Primary - Stated) Army (British) Unit (Primary - Stated) 7th D G Our References Service (Primary - Our reference) British Army Unit (Primary - Our reference) 7th Dragoon Guards (Princess Royal`s) Death and Burial details Manner of death as stated Unknown