▁Russia ▁during ▁the ▁Russian ▁Revolution ▁he ▁dan ced ▁in ▁various ▁the aters ▁in ▁C open hagen , ▁then ▁came ▁to ▁the ▁United ▁States ▁in ▁ 1 9 0 7 ▁where ▁he ▁joined ▁the ▁Keith - Al be e - Or phe um ▁v au dev ille ▁circ uits ▁as ▁a ▁member ▁of ▁the ▁Golden ▁Tr oupe ▁of ▁Russian ▁d anc ers . ▁He ▁also ▁was ▁a ▁member ▁of ▁Anna ▁Pav lo va ' s ▁company ▁until ▁ 1 9 1 9 . ▁ ▁S ett ling ▁in ▁Boston , ▁he ▁became ▁well ▁known ▁as ▁a ▁teacher ▁of ▁bal let ▁and ▁character ▁dance ▁from ▁ 1 9 2 0 - 1 9 7 8 . ▁Ray ▁Bol ger ▁was ▁among ▁his ▁students , ▁later ▁to ▁become ▁famous ▁with ▁his ▁role ▁as ▁the ▁Sc are c row ▁in ▁The ▁W izard ▁Of ▁O z . ▁American ▁dan cer / ch ore ologist ▁Richard ▁Hold en ▁gained ▁his ▁first ▁expos ure ▁to ▁Russian ▁folk ▁and ▁character ▁styles ▁from ▁Russ ak off . ▁Many ▁d anc ers ▁on ▁tour ▁in ▁Boston ▁visited ▁his ▁studio , ▁known ▁as ▁the ▁" school ▁of ▁le aps ▁and ▁bounds ". ▁It ▁was ▁first ▁located ▁in ▁the ▁G ains borough ▁Building ▁across ▁the ▁street ▁from ▁New ▁England ▁Conserv atory ▁of ▁Music ▁and ▁finally ▁at ▁ 4 3 1 ▁Bo yl ston ▁Street ▁where ▁he ▁taught ▁along ▁with ▁his ▁wife , ▁Regin a . ▁ ▁In ▁ 1 9 2 6 ▁he ▁formed ▁the ▁Boston ▁Bal let ▁Con cer to ▁Company , ▁the