Basic Details Surname Porter Forenames Christopher Waltham Gender Male Information stated on memorial War Second World War (1939-1945) Served or died Died Primary Service As stated on memorial Unit (Primary - Stated) ROYAL NAVY Rank / Title (Primary - Stated) Sub Lieutenant (A) Our References Service (Primary - Our reference) Royal Navy Unit (Primary - Our reference) The Honourable Artillery Company Rank / Title (Primary - Our reference) Sub Lieutenant