Basic Details Surname Potts Forenames Bertram Edward Gender Male Information stated on memorial War First World War (1914-1918) Served or died Died Primary Service As stated on memorial Unit (Primary - Stated) H M Submarine L.55 Rank / Title (Primary - Stated) A B Our References Service (Primary - Our reference) Royal Navy Unit (Primary - Our reference) Submarine Service Rank / Title (Primary - Our reference) Able Seaman Death and Burial details Country of death Not Stated on Memorial Manner of death as stated Not Stated on Memorial