▁conduct ing ▁from ▁ 1 9 6 0 – 6 5 ▁at ▁the ▁Amsterdam ▁Conserv atory , ▁where ▁his ▁pup ils ▁included ▁Hans ▁Von k , ▁E do ▁de ▁Wa art , ▁and ▁Jan ▁St ulen , ▁and ▁served ▁as ▁Director ▁of ▁Or ch est ral ▁and ▁Oper atic ▁Activ ities ▁at ▁the ▁Pe ab ody ▁Conserv atory ▁of ▁Music ▁from ▁ 1 9 8 2 – 8 5 . ▁ ▁At ▁the ▁personal ▁request ▁of ▁Richard ▁Wagner ' s ▁grand d augh ter ▁Fried el ind , ▁Peter ▁Er ős ▁led ▁the ▁first ▁set ▁of ▁record ings ▁of ▁orch est ral ▁works ▁by ▁Fried el ind ' s ▁father , ▁Sieg fried ▁Wagner . ▁ ▁Two ▁disc s ▁were ▁released ▁on ▁the ▁D ely s é ▁label , ▁featuring ▁the ▁A al borg ▁Sym phony ▁Orchestra ▁conducted ▁by ▁Er ős : ▁the ▁Sym phony ▁in ▁C ▁and ▁the ▁tone ▁po ems ▁Gl ück , ▁Und ▁wenn ▁die ▁Welt ▁voll ▁Te uf el ▁w är ▁( Sch er zo ), ▁Wel ter stein spiel ung ▁and ▁Se h ns ucht . ▁ ▁He ▁also ▁conducted ▁the ▁first ▁recording ▁of ▁the ▁opera ▁Jesus ▁Before ▁Her od ▁by ▁Hung arian ▁composer ▁Gabriel ▁von ▁Way d itch ▁( 1 8 8 8 – 1 9 6 9 ) ▁with ▁the ▁San ▁Diego ▁Sym phony . ▁ ▁He ▁died ▁in ▁Seattle ▁in ▁ 2 0 1 4 , ▁aged ▁ 8 1 , ▁of ▁a ▁c ere br al ▁hem or rh age . ▁ ▁References ▁