Basic Details Surname Mitchison Forenames William Anthony Gender Male Information stated on memorial War First World War (1914-1918) Served or died Died Primary Service As stated on memorial Unit (Primary - Stated) Royal Engineers Rank / Title (Primary - Stated) Lieut Our References Service (Primary - Our reference) British Army Unit (Primary - Our reference) Royal Engineers Rank / Title (Primary - Our reference) Lieutenant Death and Burial details Town of death Ypres Year of death 1917 Month of death September Day of death 20 Age at death 24 Manner of death as stated Killed in action Manner of death reference Killed in Action