JUst a few must-listen-to recordings of Bach works:

(1) Art of Fugue - Julliard Quartet on Sony, Charles Rosen on Sony

(2) Goldberg - Charles Rosen on Sony (immaculate), Tureck on Great Pianist
series

(3) WTC 1 and/or 2 - Schiff (Book 1 & 2) on Decca, Kempff (pieces from the
book) on DG, Horszowski on Vanguard (Book 1 only, unfortunately)

(4) Mass in B-minor - Herreweghe on HM

(5) St Matthew Passion - Klemperer on EMI

(6) Cello Suites - Yo-Yo Ma on Sony, Blysma on Sony (the earlier one)

(7) Two and Three part inventions - Sebastyian on Naxos, Gould on SOny

(8) Viola de Gamba (BWV 1027-29) - Argerich/Maisky on DG, Gould/Laredo on
Sony, Casal/Baumgartner on Sony

(9) Cantatas - anything by Harnoncourt on Teldec or Herreweghe on HM (I'm
not fussy)

Cheers
Kar MIng