О Сергее Александровиче можно почитать тут: http://raritetclassic.com/publ/13-1-0-5 Ludwig van Beethoven Symphony no 5 in C minor, Op. 67 London Philharmonic Orchestra Rec.: 3 & 4 September 1934 Boston Symphony Orchestra Rec.: 1949 Conductor: Serge Koussevitzky
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