Since you are interested in Piano Concertos Nos 1 - 4 / Rhapsody on a theme of Paganini, here is a list of other items that you may find interesting.
SOLER / GRANADOS / ALBENIZ / RAVEL / DEBUSSY / etc
Stephen Hough's Spanish Album
Stephen Hough (piano)
[ Hyperion / CD - released 28/Nov/2006 ]
'Hough has a more intimate stance than many pianists. It's a superb and surprising recital' (BBC Music Disc of the Month December 2006)
Rimsky-Korsakov: Scheherazade (with Borodin - In the Steppes of Central Asia & Balakirev - Islamey)
Kirov Orchestra, Valery Gergiev
[ Decca Records / CD - released 25/Oct/2002 ]
Critic's Choice - Gramophone Magazine 2002
Piano Concertos Nos 2 & 3
Stephen Hough (piano) / Dallas Symphony Orchestra / Andrew Litton
[ Hyperion / CD - released 2/Nov/2007 ]
'There just isn't a modern performer who delivers Rachmaninov quite like this - just as the composer intended … For sheer energy, vivacity and an intuitive understanding of the late-Romantic concerto, there are few who can equal Hough.' (Classic FM...