Basic Details Surname Pym Forenames H R Gender Male Information stated on memorial War Military Service Served or died Died Primary Service As stated on memorial Service (Primary - Stated) HM Submarine Service Unit (Primary - Stated) C11 Rank / Title (Primary - Stated) ERA Our References Service (Primary - Our reference) Royal Navy Unit (Primary - Our reference) HMS C11 Rank / Title (Primary - Our reference) Engine Room Artificer Death and Burial details Year of death 1909 Month of death July Day of death 15 Manner of death as stated Lost their lives in Submarines or on Submarine Service