Basic Details Surname Addison Forenames Frank 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 Royal Sussex Regiment Sub-unit (Primary - Stated) Not stated on the Memorial Rank / Title (Primary - Stated) Sec.-Lieut. Our References Service (Primary - Our reference) British Army Unit (Primary - Our reference) The Royal Sussex Regiment Rank / Title (Primary - Our reference) Second Lieutenant