Basic Details Surname Brown Forenames Clarence H Gender Male Information stated on memorial Alternative forename Clarence Haman War First World War (1914-1918) Served or died Died Notes CWGC confirms middle name and rank Primary Service As stated on memorial Service (Primary - Stated) Navy Unit (Primary - Stated) HMS Black Prince Rank / Title (Primary - Stated) A B Our References Service (Primary - Our reference) Royal Navy Unit (Primary - Our reference) HMS Black Prince Rank / Title (Primary - Our reference) Able Seaman