Basic Details Surname Marles-Thomas Forenames Lewis William Gender Male Information stated on memorial War First World War (1914-1918) Served or died Died Notes Commemorated on Tower Hill Memorial, London Primary Service As stated on memorial Service (Primary - Stated) Merchant Marine Unit (Primary - Stated) SS Daleby (West Hartlepool) Rank / Title (Primary - Stated) 2nd Mate Our References Service (Primary - Our reference) Merchant Navy Rank / Title (Primary - Our reference) Second Mate Death and Burial details Year of death 1917 Month of death April Day of death 29 Age at death 40 Manner of death as stated Unknown