His presence lent the RMS a further appearance of prestige , given both his international career as a pianist and his reputation as a composer of distinction -- qualities uncommon at that time for any native - born musician in Russia .
Rubinstein provided the musical leadership .
Rubinstein 's presence lent the RMS a further appearance of prestige , given both his international career as a pianist and his reputation as a composer of distinction -- qualities uncommon at that time for any native - born musician in Russia .
Rubinstein provided the musical leadership .