Sergei Bortkiewicz
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Piano Sonata No. 1 in B Major, Op. 9 /
June, 1974 - Graf-Nobis, Ulla - Aachen
-( 2 LP ) Genesis GS 1052/53
January 11 - 12, 2006 - Somero, Jouni - Kuusankoski - Kuusaa Hall
-( 1 CD ) FC-Records FCRCD-9723