Basic Details Surname Wilks 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) Navy (RN) Unit (Primary - Stated) HM Submarine L55 Rank / Title (Primary - Stated) Petty Officer Our References Service (Primary - Our reference) Royal Navy Unit (Primary - Our reference) HMS L55 Rank / Title (Primary - Our reference) Petty Officer Death and Burial details Country of death Baltic Year of death 1919 Month of death June Age at death 26 Manner of death as stated Killed Manner of death reference Killed in Action