Basic Details Surname Cooper Forenames R H Gender Male Information stated on memorial Alternative forename Robert Haylett War First World War (1914-1918) Served or died Died Primary Service As stated on memorial Service (Primary - Stated) Merchant Marine Unit (Primary - Stated) Steam Trawler "Helcia" (Grimsby) Rank / Title (Primary - Stated) First Engineer Our References Service (Primary - Our reference) Merchant Navy Unit (Primary - Our reference) Steam Trawler "Helcia" (Grimsby) Rank / Title (Primary - Our reference) First Engineer Death and Burial details Country of death At Sea Year of death 1919 Month of death September Day of death 22 Age at death 30 Manner of death reference Other Personal Details Birthplace Hull Address Souttergate, Hedon, Hull Relationships Husband of Mrs. Cooper,