Basic Details Surname Mayfield Forenames H Gender Male Information stated on memorial Alternative forename Herbert War First World War (1914-1918) Served or died Died Notes Sank after hitting a mine Primary Service As stated on memorial Service (Primary - Stated) Merchant Marine Unit (Primary - Stated) Steam Trawler "Theiban" (Grimsby) ["Theban" on CWGC] Rank / Title (Primary - Stated) Trimmer Our References Service (Primary - Our reference) Merchant Navy Unit (Primary - Our reference) Steam Trawler "Theiban" (Grimsby) ["Theban" on CWGC] Rank / Title (Primary - Our reference) Trimmer Death and Burial details Country of death At Sea Year of death 1919 Month of death November Day of death 14 Age at death 47 Manner of death reference Other Personal Details Birthplace Long Eaton, Derbyshire. Address 70, Hamilton St., Grimsby Relationships Son of Mary Mayfield and the late George Mayfield; husband of Nellie Mayfield (nee Corbett),