: Koussevitzky saw music as a spiritual mission and was a fierce champion of Russian culture in the West.
Koussevitzky's Tchaikovsky was characterized by extreme emotional range, from "almost nothingness" in hushed passages to "hand-grenade" explosions of sound. Tchaikovsky_Koussevitzky.rar
The file likely refers to a collection of historic recordings of Pyotr Ilyich Tchaikovsky's works conducted by the legendary Serge Koussevitzky . : Koussevitzky saw music as a spiritual mission
If you have a digital archive of their collaborations, it likely features these landmark performances: Tchaikovsky_Koussevitzky.rar
: Koussevitzky's "passionate and seductively expansive" interpretation with the BSO is often preferred by critics for its "wild" and "virtuosic" character.