Basic Details Surname Gridley Forenames Harry Gender Male Information stated on memorial War First World War (1914-1918) Served or died Served Service number 573169 Primary Service As stated on memorial Unit (Primary - Stated) Labour Corps Sub-unit (Primary - Stated) 51st Battalion Rank / Title (Primary - Stated) Pte Our References Service (Primary - Our reference) British Army Unit (Primary - Our reference) Labour Corps Rank / Title (Primary - Our reference) Private