As an aide-memoire, Alex Ross’ ten recommended recordings, from The Rest Is Noise. I will update with links as I track them down.
Schoenberg, Berg and Webern, Pieces For Orchestra, Levine/Berlin Philharmonic (DG/Arkivmusic.com)
Stravinsky, Rite Of Spring & Petrushka, Stravinsky/Columbia Symphony (Sony)
Bartok, Concerto For Orchestra & Music For Strings, Percussion and Celesta, Reiner/Chicago Symphony (RCA)
Sibelius, Symphonies 4-7, Karajan/Berlin Philharmonic (DG)
Britten, Peter Grimes, Davis/Royal Opera House (Philips)
Copland The Populist, Tilson-Thomas/San Francisco Symphony (RCA)
Shostakovich, Symphonies 5 & 9, Bernstein/New York Philharmonic (Sony)
Messaien, Quartet For The End Of Time, Tashi (RCA)
Ligeti, Atmospheres & Lontano, Nott/Berlin Philharmonic (Teldec)
Reich, Music For 18 Musicians, (ECM)