▁Lieutenant ▁for ▁the ▁County ▁of ▁Dum ab art on ▁on ▁ 4 ▁March ▁ 1 9 5 2 , ▁and ▁received ▁his ▁final ▁promotion ▁to ▁Admir al ▁on ▁ 1 5 ▁March ▁of ▁the ▁same ▁year . ▁ ▁In ▁ret irement ▁he ▁became ▁Lord ▁Lieutenant ▁of ▁Dun b art ons hire ▁( 1 9 5 5 – 1 9 6 8 ) ▁and ▁K ee per ▁of ▁D umb art on ▁Castle ▁( 1 9 5 5 – 1 9 8 1 ), ▁the ▁first ▁Naval ▁Officer ▁to ▁hold ▁the ▁post . ▁In ▁ 1 9 8 5 , ▁his ▁wid ow ▁don ated ▁his ▁uniform ▁and ▁med als ▁to ▁the ▁castle ▁where ▁they ▁are ▁on ▁public ▁display . ▁ ▁He ▁also ▁was ▁a ▁member ▁of ▁the ▁Royal ▁Company ▁of ▁Arch ers ▁ach ieving ▁a ▁final ▁rank ▁of ▁Captain . ▁ ▁He ▁don ated ▁his ▁papers ▁( 1 9 1 3 – 1 9 8 0 ) ▁to ▁Church ill ▁College , ▁Cambridge ▁and ▁his ▁naval ▁archive ▁( cover ing ▁the ▁ 1 8 th , ▁ 1 9 th ▁& ▁ 2 0 th ▁centuries ) ▁to ▁the ▁University ▁of ▁California , ▁Ir v ine . ▁ ▁Family ▁Born ▁in ▁Ch else a , ▁Ang us ▁was ▁the ▁second ▁child ▁and ▁only ▁son ▁of ▁Commander ▁Charles ▁El ph inst one - F le em ing ▁C unning h ame ▁Graham ▁M VO ▁R N ▁and ▁M ild red ▁Em ily ▁Barbara , ▁daughter ▁of ▁Charles ▁Walter ▁Bag ot , ▁R ector ▁of