ations . ▁ ▁In ▁ 1 9 2 5 ▁the ▁é migr é ▁Russian ▁Prima ▁B aller ina ▁Ol ga ▁Sp ess iv t se va ▁h ired ▁him ▁to ▁produce ▁G is elle ▁for ▁her ▁at ▁the ▁Paris ▁Opera . ▁This ▁was ▁a ▁huge ▁success , ▁and ▁gained ▁for ▁him ▁the ▁medal ▁of ▁L ' A cadem ie ▁N ationale ▁de ▁Mus ique ▁et ▁la ▁Dan se . ▁ ▁Back ▁in ▁R iga ▁he ▁found ▁his ▁own ▁bal let ▁company ▁in ▁financial ▁difficulties , ▁so ▁he ▁joined ▁the ▁newly ▁formed ▁Russian ▁Opera ▁Company ▁as ▁bal let ▁master . ▁ ▁The ▁company ▁went ▁on ▁a ▁world ▁tour ▁producing ▁ex cer pts ▁from ▁classical ▁bal lets ▁and ▁oper atic ▁inter l udes . ▁ ▁In ▁ 1 9 3 4 ▁this ▁company ▁was ▁dis band ed ▁and ▁Serge ye v ▁came ▁to ▁London . ▁ ▁He ▁produced ▁G is elle ▁first ▁for ▁the ▁Cam argo ▁Society ▁and ▁then ▁for ▁the ▁Vic - W ells ▁Company , ▁with ▁Sp ess iv t se va , ▁Mark ova ▁and ▁Dol in ▁dan cing ▁lead ▁roles ▁at ▁some ▁of ▁the ▁performances . ▁ ▁He ▁stayed ▁with ▁the ▁Vic - W ells ▁to ▁produce ▁Sw an ▁Lake , ▁Co ppel ia , ▁and ▁C asse ▁No is ette , ▁and ▁then ▁the ▁ 1 9 3 9 ▁production ▁of ▁S leep ing ▁Princess . ▁ ▁He ▁was ▁bal let ▁master ▁for ▁the ▁Vic - W ells ▁from ▁ 1 9 3 7 ▁to ▁ 1 9 4 2