Basic Details Surname Armstrong Forenames Sydney John Gender Male Information stated on memorial War First World War (1914-1918) Served or died Died Notes He was a Master at the school Primary Service As stated on memorial Service (Primary - Stated) Army Unit (Primary - Stated) Northumberland Fusiliers Sub-unit (Primary - Stated) 12th Rank / Title (Primary - Stated) 2nd Lieut Our References Service (Primary - Our reference) British Army Unit (Primary - Our reference) The Northumberland Fusiliers Rank / Title (Primary - Our reference) Second Lieutenant