Basic Details Surname Dalrymple-Clark Forenames Ilan Hew Waldegrave Stair Gender Male Information stated on memorial Alternative forename Ian War First World War (1914-1918) Served or died Died Primary Service As stated on memorial Service (Primary - Stated) Royal Navy Unit (Primary - Stated) Royal Naval Air Service Rank / Title (Primary - Stated) Squadron Commander Our References Service (Primary - Our reference) Royal Navy Unit (Primary - Our reference) Royal Naval Air Service Rank / Title (Primary - Our reference) Squadron Commander Death and Burial details Manner of death as stated Not stated on memorial