Sergei Bortkiewicz
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Etude No. 10 in E Minor, Op. 15 /
May, 1973 - Graf-Nobis, Ulla - Munich
-( 2 LP ) Genesis GS 1052/53
August 24, 2009 - Somero, Jouni - Kuusankoski - Kuusaa Hall
-( 1 CD ) FC-Records FCRCD-9730