▁local ▁premier es , ▁including ▁Wagner ' s ▁Par s if al , ▁and ▁Jan á č ek ' s ▁Jen ů fa ▁( 1 9 2 0 ). ▁ ▁He ▁also ▁conducted ▁the ▁standard ▁sym ph onic ▁re per toire ▁in ▁the ▁concert ▁hall . ▁ ▁In ▁ 1 9 3 6 , ▁in ▁Br no , ▁Czech oslov ak ia , ▁he ▁conducted ▁the ▁world ▁premi ere ▁of ▁D vo ř ák ' s ▁Sym phony ▁No . ▁ 1 , ▁The ▁B ells ▁of ▁Z lon ice ▁( this ▁was ▁ 6 1 ▁years ▁after ▁it ▁was ▁written ▁and ▁ 3 2 ▁years ▁after ▁the ▁composer ' s ▁death ). ▁ ▁Biography ▁Sach s ▁was ▁born ▁in ▁Li š ov , ▁District ▁of ▁Boh emia , ▁to ▁a ▁Jewish ▁family . ▁He ▁studied ▁the ▁viol in ▁at ▁the ▁Prag ue ▁Conserv atory , ▁gradu ating ▁in ▁ 1 9 0 5 , ▁when ▁he ▁joined ▁the ▁Czech ▁Phil harm onic . ▁ ▁From ▁ 1 9 0 7 - 1 0 ▁he ▁was ▁concert master ▁of ▁a ▁theatre ▁or chestra ▁in ▁Bel grade , ▁Kingdom ▁of ▁Ser bia , ▁and ▁from ▁ 1 9 1 0 - 1 1 ▁a ▁music ▁teacher ▁in ▁Nov i ▁Sad . ▁ ▁In ▁ 1 9 1 1 ▁he ▁began ▁to ▁conduct ▁opera ▁in ▁Zag reb , ▁Cro atia ▁( then ▁part ▁of ▁the ▁Aust ro - H ung arian ▁Empire ; ▁later ▁part ▁of ▁Y ug oslav ia ). ▁ ▁He ▁conducted ▁the