Russia - 25 Rouble 1993 'Ballet Ballerina Bolshoi Theatre COA 5 oz' - Silver | Barnebys
Mathilde Feliksovna Kschessinskaya, Ballerina, Mistress of the future Nicholas II, Emperor of All Russia, Mistress of Grand Duke Sergei Mikhailovich, Mistress and Wife of Grand Duke Andrei Vladimirovich | Unofficial Royalty
Veerle Casteleyn: Amazon.co.uk: Jesse Russell, Ronald Cohn: Books