The Supraphon label is your friend for Dvorak - many excellent recordings, particularly with the Czech Philharmonic.
Dvorak - Cello Concerto - Queyras/Belohlavek; Prague Philharmonia
Chamber Works - Panocha Quartet
Piano Quintet - Takacs Quartet
Symphony No. 9 - Fritz Reiner, Chicago Symphony Orchestra
Piano Trios 3 & 4 - Smetana Trio
Serenade for Strings - Prague Chamber Orchestra
Slavonic Dances - Sejna, Czech Philharmonic Orchestra
String Quartets 12 & 13 - Pavel Haas Quartet
Symphonic Variations - Mackerras, Czech Philharmonic Orchestra
Symphonies 7-9 - Neumann, Czech Philharmonic Orchestra
Violin Concerto - Josef Suk, Karel Ancerl, Czech Philharmonic Orchestra
Dvorak is wonderful. Look into all of his works - his orchestral works (especially the symphonies and the Slavonic Dances) are excellent, but so are his chamber works.