Basic Details Surname Costin Forenames Bruce Duffus 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) British Army Unit (Primary - Stated) The Prince of Wales`s Own 1st West Yorkshire Regt. Sub-unit (Primary - Stated) 1st Bn, Rank / Title (Primary - Stated) Lieutenant Our References Service (Primary - Our reference) British Army Unit (Primary - Our reference) The Prince of Wales's Own (West Yorkshire Regiment) Rank / Title (Primary - Our reference) Lieutenant Death and Burial details Country of death France Town of death Battle of Ypres-Armentières Year of death 1914 Month of death October Day of death 24 Age at death 25 Manner of death as stated Gave his life. Manner of death reference Killed in Action